20307899080

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{75629}}^1$

素因数の和:75791

約数の個数: 96

約数和(自身を含む): 53541502200

約数和(自身を除く): 33233603120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 137, 140, 196, 245, 274, 280, 392, 490, 548, 685, 959, 980, 1096, 1370, 1918, 1960, 2740, 3836, 4795, 5480, 6713, 7672, 9590, 13426, 19180, 26852, 33565, 38360, 53704, 67130, 75629, 134260, 151258, 268520, 302516, 378145, 529403, 605032, 756290, 1058806, 1512580, 2117612, 2647015, 3025160, 3705821, 4235224, 5294030, 7411642, 10361173, 10588060, 14823284, 18529105, 20722346, 21176120, 29646568, 37058210, 41444692, 51805865, 72528211, 74116420, 82889384, 103611730, 145056422, 148232840, 207223460, 290112844, 362641055, 414446920, 507697477, 580225688, 725282110, 1015394954, 1450564220, 2030789908, 2538487385, 2901128440, 4061579816, 5076974770, 10153949540, 20307899080]

約数ペア:

[(1, 20307899080), (2, 10153949540), (4, 5076974770), (5, 4061579816), (7, 2901128440), (8, 2538487385), (10, 2030789908), (14, 1450564220), (20, 1015394954), (28, 725282110), (35, 580225688), (40, 507697477), (49, 414446920), (56, 362641055), (70, 290112844), (98, 207223460), (137, 148232840), (140, 145056422), (196, 103611730), (245, 82889384), (274, 74116420), (280, 72528211), (392, 51805865), (490, 41444692), (548, 37058210), (685, 29646568), (959, 21176120), (980, 20722346), (1096, 18529105), (1370, 14823284), (1918, 10588060), (1960, 10361173), (2740, 7411642), (3836, 5294030), (4795, 4235224), (5480, 3705821), (6713, 3025160), (7672, 2647015), (9590, 2117612), (13426, 1512580), (19180, 1058806), (26852, 756290), (33565, 605032), (38360, 529403), (53704, 378145), (67130, 302516), (75629, 268520), (134260, 151258)]