20741842080

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{464647}}^1$

素因数の和:464699

約数の個数: 144

約数和(自身を含む): 73064968704

約数和(自身を除く): 52323126624

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 240, 248, 279, 288, 310, 360, 372, 465, 480, 496, 558, 620, 720, 744, 930, 992, 1116, 1240, 1395, 1440, 1488, 1860, 2232, 2480, 2790, 2976, 3720, 4464, 4960, 5580, 7440, 8928, 11160, 14880, 22320, 44640, 464647, 929294, 1393941, 1858588, 2323235, 2787882, 3717176, 4181823, 4646470, 5575764, 6969705, 7434352, 8363646, 9292940, 11151528, 13939410, 14404057, 14868704, 16727292, 18585880, 20909115, 22303056, 27878820, 28808114, 33454584, 37171760, 41818230, 43212171, 44606112, 55757640, 57616228, 66909168, 72020285, 74343520, 83636460, 86424342, 111515280, 115232456, 129636513, 133818336, 144040570, 167272920, 172848684, 216060855, 223030560, 230464912, 259273026, 288081140, 334545840, 345697368, 432121710, 460929824, 518546052, 576162280, 648182565, 669091680, 691394736, 864243420, 1037092104, 1152324560, 1296365130, 1382789472, 1728486840, 2074184208, 2304649120, 2592730260, 3456973680, 4148368416, 5185460520, 6913947360, 10370921040, 20741842080]

約数ペア:

[(1, 20741842080), (2, 10370921040), (3, 6913947360), (4, 5185460520), (5, 4148368416), (6, 3456973680), (8, 2592730260), (9, 2304649120), (10, 2074184208), (12, 1728486840), (15, 1382789472), (16, 1296365130), (18, 1152324560), (20, 1037092104), (24, 864243420), (30, 691394736), (31, 669091680), (32, 648182565), (36, 576162280), (40, 518546052), (45, 460929824), (48, 432121710), (60, 345697368), (62, 334545840), (72, 288081140), (80, 259273026), (90, 230464912), (93, 223030560), (96, 216060855), (120, 172848684), (124, 167272920), (144, 144040570), (155, 133818336), (160, 129636513), (180, 115232456), (186, 111515280), (240, 86424342), (248, 83636460), (279, 74343520), (288, 72020285), (310, 66909168), (360, 57616228), (372, 55757640), (465, 44606112), (480, 43212171), (496, 41818230), (558, 37171760), (620, 33454584), (720, 28808114), (744, 27878820), (930, 22303056), (992, 20909115), (1116, 18585880), (1240, 16727292), (1395, 14868704), (1440, 14404057), (1488, 13939410), (1860, 11151528), (2232, 9292940), (2480, 8363646), (2790, 7434352), (2976, 6969705), (3720, 5575764), (4464, 4646470), (4960, 4181823), (5580, 3717176), (7440, 2787882), (8928, 2323235), (11160, 1858588), (14880, 1393941), (22320, 929294), (44640, 464647)]