2889402280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{72019}}^1$

素因数の和:72106

約数の個数: 64

約数和(自身を含む): 7000344000

約数和(自身を除く): 4110941720

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 59, 68, 85, 118, 136, 170, 236, 295, 340, 472, 590, 680, 1003, 1180, 2006, 2360, 4012, 5015, 8024, 10030, 20060, 40120, 72019, 144038, 288076, 360095, 576152, 720190, 1224323, 1440380, 2448646, 2880760, 4249121, 4897292, 6121615, 8498242, 9794584, 12243230, 16996484, 21245605, 24486460, 33992968, 42491210, 48972920, 72235057, 84982420, 144470114, 169964840, 288940228, 361175285, 577880456, 722350570, 1444701140, 2889402280]

約数ペア:

[(1, 2889402280), (2, 1444701140), (4, 722350570), (5, 577880456), (8, 361175285), (10, 288940228), (17, 169964840), (20, 144470114), (34, 84982420), (40, 72235057), (59, 48972920), (68, 42491210), (85, 33992968), (118, 24486460), (136, 21245605), (170, 16996484), (236, 12243230), (295, 9794584), (340, 8498242), (472, 6121615), (590, 4897292), (680, 4249121), (1003, 2880760), (1180, 2448646), (2006, 1440380), (2360, 1224323), (4012, 720190), (5015, 576152), (8024, 360095), (10030, 288076), (20060, 144038), (40120, 72019)]