20786429440

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{14683}}^1$

素因数の和:14792

約数の個数: 160

約数和(自身を含む): 57683450880

約数和(自身を除く): 36897021440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 79, 80, 112, 128, 140, 158, 160, 224, 256, 280, 316, 320, 395, 448, 512, 553, 560, 632, 640, 790, 896, 1106, 1120, 1264, 1280, 1580, 1792, 2212, 2240, 2528, 2560, 2765, 3160, 3584, 4424, 4480, 5056, 5530, 6320, 8848, 8960, 10112, 11060, 12640, 14683, 17696, 17920, 20224, 22120, 25280, 29366, 35392, 40448, 44240, 50560, 58732, 70784, 73415, 88480, 101120, 102781, 117464, 141568, 146830, 176960, 202240, 205562, 234928, 283136, 293660, 353920, 411124, 469856, 513905, 587320, 707840, 822248, 939712, 1027810, 1159957, 1174640, 1415680, 1644496, 1879424, 2055620, 2319914, 2349280, 3288992, 3758848, 4111240, 4639828, 4698560, 5799785, 6577984, 7517696, 8119699, 8222480, 9279656, 9397120, 11599570, 13155968, 16239398, 16444960, 18559312, 18794240, 23199140, 26311936, 32478796, 32889920, 37118624, 37588480, 40598495, 46398280, 52623872, 64957592, 65779840, 74237248, 81196990, 92796560, 129915184, 131559680, 148474496, 162393980, 185593120, 259830368, 263119360, 296948992, 324787960, 371186240, 519660736, 593897984, 649575920, 742372480, 1039321472, 1299151840, 1484744960, 2078642944, 2598303680, 2969489920, 4157285888, 5196607360, 10393214720, 20786429440]

約数ペア:

[(1, 20786429440), (2, 10393214720), (4, 5196607360), (5, 4157285888), (7, 2969489920), (8, 2598303680), (10, 2078642944), (14, 1484744960), (16, 1299151840), (20, 1039321472), (28, 742372480), (32, 649575920), (35, 593897984), (40, 519660736), (56, 371186240), (64, 324787960), (70, 296948992), (79, 263119360), (80, 259830368), (112, 185593120), (128, 162393980), (140, 148474496), (158, 131559680), (160, 129915184), (224, 92796560), (256, 81196990), (280, 74237248), (316, 65779840), (320, 64957592), (395, 52623872), (448, 46398280), (512, 40598495), (553, 37588480), (560, 37118624), (632, 32889920), (640, 32478796), (790, 26311936), (896, 23199140), (1106, 18794240), (1120, 18559312), (1264, 16444960), (1280, 16239398), (1580, 13155968), (1792, 11599570), (2212, 9397120), (2240, 9279656), (2528, 8222480), (2560, 8119699), (2765, 7517696), (3160, 6577984), (3584, 5799785), (4424, 4698560), (4480, 4639828), (5056, 4111240), (5530, 3758848), (6320, 3288992), (8848, 2349280), (8960, 2319914), (10112, 2055620), (11060, 1879424), (12640, 1644496), (14683, 1415680), (17696, 1174640), (17920, 1159957), (20224, 1027810), (22120, 939712), (25280, 822248), (29366, 707840), (35392, 587320), (40448, 513905), (44240, 469856), (50560, 411124), (58732, 353920), (70784, 293660), (73415, 283136), (88480, 234928), (101120, 205562), (102781, 202240), (117464, 176960), (141568, 146830)]