47439920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:139

約数の個数: 160

約数和(自身を含む): 130277376

約数和(自身を除く): 82837456

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 37, 40, 44, 47, 55, 62, 74, 80, 88, 94, 110, 124, 148, 155, 176, 185, 188, 220, 235, 248, 296, 310, 341, 370, 376, 407, 440, 470, 496, 517, 592, 620, 682, 740, 752, 814, 880, 940, 1034, 1147, 1240, 1364, 1457, 1480, 1628, 1705, 1739, 1880, 2035, 2068, 2294, 2480, 2585, 2728, 2914, 2960, 3256, 3410, 3478, 3760, 4070, 4136, 4588, 5170, 5456, 5735, 5828, 6512, 6820, 6956, 7285, 8140, 8272, 8695, 9176, 10340, 11470, 11656, 12617, 13640, 13912, 14570, 16027, 16280, 17390, 18352, 19129, 20680, 22940, 23312, 25234, 27280, 27824, 29140, 32054, 32560, 34780, 38258, 41360, 45880, 50468, 53909, 58280, 63085, 64108, 69560, 76516, 80135, 91760, 95645, 100936, 107818, 116560, 126170, 128216, 139120, 153032, 160270, 191290, 201872, 215636, 252340, 256432, 269545, 306064, 320540, 382580, 431272, 504680, 539090, 592999, 641080, 765160, 862544, 1009360, 1078180, 1185998, 1282160, 1530320, 2156360, 2371996, 2964995, 4312720, 4743992, 5929990, 9487984, 11859980, 23719960, 47439920]

約数ペア:

[(1, 47439920), (2, 23719960), (4, 11859980), (5, 9487984), (8, 5929990), (10, 4743992), (11, 4312720), (16, 2964995), (20, 2371996), (22, 2156360), (31, 1530320), (37, 1282160), (40, 1185998), (44, 1078180), (47, 1009360), (55, 862544), (62, 765160), (74, 641080), (80, 592999), (88, 539090), (94, 504680), (110, 431272), (124, 382580), (148, 320540), (155, 306064), (176, 269545), (185, 256432), (188, 252340), (220, 215636), (235, 201872), (248, 191290), (296, 160270), (310, 153032), (341, 139120), (370, 128216), (376, 126170), (407, 116560), (440, 107818), (470, 100936), (496, 95645), (517, 91760), (592, 80135), (620, 76516), (682, 69560), (740, 64108), (752, 63085), (814, 58280), (880, 53909), (940, 50468), (1034, 45880), (1147, 41360), (1240, 38258), (1364, 34780), (1457, 32560), (1480, 32054), (1628, 29140), (1705, 27824), (1739, 27280), (1880, 25234), (2035, 23312), (2068, 22940), (2294, 20680), (2480, 19129), (2585, 18352), (2728, 17390), (2914, 16280), (2960, 16027), (3256, 14570), (3410, 13912), (3478, 13640), (3760, 12617), (4070, 11656), (4136, 11470), (4588, 10340), (5170, 9176), (5456, 8695), (5735, 8272), (5828, 8140), (6512, 7285), (6820, 6956)]