2018789440

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{11971}}^1$

素因数の和:12036

約数の個数: 112

約数和(自身を含む): 5254654464

約数和(自身を除く): 3235865024

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 32, 34, 40, 62, 64, 68, 80, 85, 124, 136, 155, 160, 170, 248, 272, 310, 320, 340, 496, 527, 544, 620, 680, 992, 1054, 1088, 1240, 1360, 1984, 2108, 2480, 2635, 2720, 4216, 4960, 5270, 5440, 8432, 9920, 10540, 11971, 16864, 21080, 23942, 33728, 42160, 47884, 59855, 84320, 95768, 119710, 168640, 191536, 203507, 239420, 371101, 383072, 407014, 478840, 742202, 766144, 814028, 957680, 1017535, 1484404, 1628056, 1855505, 1915360, 2035070, 2968808, 3256112, 3711010, 3830720, 4070140, 5937616, 6308717, 6512224, 7422020, 8140280, 11875232, 12617434, 13024448, 14844040, 16280560, 23750464, 25234868, 29688080, 31543585, 32561120, 50469736, 59376160, 63087170, 65122240, 100939472, 118752320, 126174340, 201878944, 252348680, 403757888, 504697360, 1009394720, 2018789440]

約数ペア:

[(1, 2018789440), (2, 1009394720), (4, 504697360), (5, 403757888), (8, 252348680), (10, 201878944), (16, 126174340), (17, 118752320), (20, 100939472), (31, 65122240), (32, 63087170), (34, 59376160), (40, 50469736), (62, 32561120), (64, 31543585), (68, 29688080), (80, 25234868), (85, 23750464), (124, 16280560), (136, 14844040), (155, 13024448), (160, 12617434), (170, 11875232), (248, 8140280), (272, 7422020), (310, 6512224), (320, 6308717), (340, 5937616), (496, 4070140), (527, 3830720), (544, 3711010), (620, 3256112), (680, 2968808), (992, 2035070), (1054, 1915360), (1088, 1855505), (1240, 1628056), (1360, 1484404), (1984, 1017535), (2108, 957680), (2480, 814028), (2635, 766144), (2720, 742202), (4216, 478840), (4960, 407014), (5270, 383072), (5440, 371101), (8432, 239420), (9920, 203507), (10540, 191536), (11971, 168640), (16864, 119710), (21080, 95768), (23942, 84320), (33728, 59855), (42160, 47884)]