20383680

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1249}}^1$

素因数の和:1286

約数の個数: 112

約数和(自身を含む): 68580000

約数和(自身を除く): 48196320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 136, 160, 170, 192, 204, 240, 255, 272, 320, 340, 408, 480, 510, 544, 680, 816, 960, 1020, 1088, 1249, 1360, 1632, 2040, 2498, 2720, 3264, 3747, 4080, 4996, 5440, 6245, 7494, 8160, 9992, 12490, 14988, 16320, 18735, 19984, 21233, 24980, 29976, 37470, 39968, 42466, 49960, 59952, 63699, 74940, 79936, 84932, 99920, 106165, 119904, 127398, 149880, 169864, 199840, 212330, 239808, 254796, 299760, 318495, 339728, 399680, 424660, 509592, 599520, 636990, 679456, 849320, 1019184, 1199040, 1273980, 1358912, 1698640, 2038368, 2547960, 3397280, 4076736, 5095920, 6794560, 10191840, 20383680]

約数ペア:

[(1, 20383680), (2, 10191840), (3, 6794560), (4, 5095920), (5, 4076736), (6, 3397280), (8, 2547960), (10, 2038368), (12, 1698640), (15, 1358912), (16, 1273980), (17, 1199040), (20, 1019184), (24, 849320), (30, 679456), (32, 636990), (34, 599520), (40, 509592), (48, 424660), (51, 399680), (60, 339728), (64, 318495), (68, 299760), (80, 254796), (85, 239808), (96, 212330), (102, 199840), (120, 169864), (136, 149880), (160, 127398), (170, 119904), (192, 106165), (204, 99920), (240, 84932), (255, 79936), (272, 74940), (320, 63699), (340, 59952), (408, 49960), (480, 42466), (510, 39968), (544, 37470), (680, 29976), (816, 24980), (960, 21233), (1020, 19984), (1088, 18735), (1249, 16320), (1360, 14988), (1632, 12490), (2040, 9992), (2498, 8160), (2720, 7494), (3264, 6245), (3747, 5440), (4080, 4996)]