18980603840

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{88397}}^1$

素因数の和:88486

約数の個数: 112

約数和(自身を含む): 50115301344

約数和(自身を除く): 31134697504

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 61, 64, 80, 88, 110, 122, 160, 176, 220, 244, 305, 320, 352, 440, 488, 610, 671, 704, 880, 976, 1220, 1342, 1760, 1952, 2440, 2684, 3355, 3520, 3904, 4880, 5368, 6710, 9760, 10736, 13420, 19520, 21472, 26840, 42944, 53680, 88397, 107360, 176794, 214720, 353588, 441985, 707176, 883970, 972367, 1414352, 1767940, 1944734, 2828704, 3535880, 3889468, 4861835, 5392217, 5657408, 7071760, 7778936, 9723670, 10784434, 14143520, 15557872, 19447340, 21568868, 26961085, 28287040, 31115744, 38894680, 43137736, 53922170, 59314387, 62231488, 77789360, 86275472, 107844340, 118628774, 155578720, 172550944, 215688680, 237257548, 296571935, 311157440, 345101888, 431377360, 474515096, 593143870, 862754720, 949030192, 1186287740, 1725509440, 1898060384, 2372575480, 3796120768, 4745150960, 9490301920, 18980603840]

約数ペア:

[(1, 18980603840), (2, 9490301920), (4, 4745150960), (5, 3796120768), (8, 2372575480), (10, 1898060384), (11, 1725509440), (16, 1186287740), (20, 949030192), (22, 862754720), (32, 593143870), (40, 474515096), (44, 431377360), (55, 345101888), (61, 311157440), (64, 296571935), (80, 237257548), (88, 215688680), (110, 172550944), (122, 155578720), (160, 118628774), (176, 107844340), (220, 86275472), (244, 77789360), (305, 62231488), (320, 59314387), (352, 53922170), (440, 43137736), (488, 38894680), (610, 31115744), (671, 28287040), (704, 26961085), (880, 21568868), (976, 19447340), (1220, 15557872), (1342, 14143520), (1760, 10784434), (1952, 9723670), (2440, 7778936), (2684, 7071760), (3355, 5657408), (3520, 5392217), (3904, 4861835), (4880, 3889468), (5368, 3535880), (6710, 2828704), (9760, 1944734), (10736, 1767940), (13420, 1414352), (19520, 972367), (21472, 883970), (26840, 707176), (42944, 441985), (53680, 353588), (88397, 214720), (107360, 176794)]