2802280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{317}}^1$

素因数の和:358

約数の個数: 64

約数和(自身を含む): 7212240

約数和(自身を除く): 4409960

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 317, 340, 442, 520, 634, 680, 884, 1105, 1268, 1585, 1768, 2210, 2536, 3170, 4121, 4420, 5389, 6340, 8242, 8840, 10778, 12680, 16484, 20605, 21556, 26945, 32968, 41210, 43112, 53890, 70057, 82420, 107780, 140114, 164840, 215560, 280228, 350285, 560456, 700570, 1401140, 2802280]

約数ペア:

[(1, 2802280), (2, 1401140), (4, 700570), (5, 560456), (8, 350285), (10, 280228), (13, 215560), (17, 164840), (20, 140114), (26, 107780), (34, 82420), (40, 70057), (52, 53890), (65, 43112), (68, 41210), (85, 32968), (104, 26945), (130, 21556), (136, 20605), (170, 16484), (221, 12680), (260, 10778), (317, 8840), (340, 8242), (442, 6340), (520, 5389), (634, 4420), (680, 4121), (884, 3170), (1105, 2536), (1268, 2210), (1585, 1768)]