39487360

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:180

約数の個数: 128

約数和(自身を含む): 105753600

約数和(自身を除く): 66266240

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 71, 79, 80, 88, 110, 128, 142, 158, 160, 176, 220, 284, 316, 320, 352, 355, 395, 440, 568, 632, 640, 704, 710, 781, 790, 869, 880, 1136, 1264, 1408, 1420, 1562, 1580, 1738, 1760, 2272, 2528, 2840, 3124, 3160, 3476, 3520, 3905, 4345, 4544, 5056, 5609, 5680, 6248, 6320, 6952, 7040, 7810, 8690, 9088, 10112, 11218, 11360, 12496, 12640, 13904, 15620, 17380, 22436, 22720, 24992, 25280, 27808, 28045, 31240, 34760, 44872, 45440, 49984, 50560, 55616, 56090, 61699, 62480, 69520, 89744, 99968, 111232, 112180, 123398, 124960, 139040, 179488, 224360, 246796, 249920, 278080, 308495, 358976, 448720, 493592, 499840, 556160, 616990, 717952, 897440, 987184, 1233980, 1794880, 1974368, 2467960, 3589760, 3948736, 4935920, 7897472, 9871840, 19743680, 39487360]

約数ペア:

[(1, 39487360), (2, 19743680), (4, 9871840), (5, 7897472), (8, 4935920), (10, 3948736), (11, 3589760), (16, 2467960), (20, 1974368), (22, 1794880), (32, 1233980), (40, 987184), (44, 897440), (55, 717952), (64, 616990), (71, 556160), (79, 499840), (80, 493592), (88, 448720), (110, 358976), (128, 308495), (142, 278080), (158, 249920), (160, 246796), (176, 224360), (220, 179488), (284, 139040), (316, 124960), (320, 123398), (352, 112180), (355, 111232), (395, 99968), (440, 89744), (568, 69520), (632, 62480), (640, 61699), (704, 56090), (710, 55616), (781, 50560), (790, 49984), (869, 45440), (880, 44872), (1136, 34760), (1264, 31240), (1408, 28045), (1420, 27808), (1562, 25280), (1580, 24992), (1738, 22720), (1760, 22436), (2272, 17380), (2528, 15620), (2840, 13904), (3124, 12640), (3160, 12496), (3476, 11360), (3520, 11218), (3905, 10112), (4345, 9088), (4544, 8690), (5056, 7810), (5609, 7040), (5680, 6952), (6248, 6320)]