8627710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{499}}^1$

素因数の和:545

約数の個数: 64

約数和(自身を含む): 20160000

約数和(自身を除く): 11532290

約数列:

[1, 2, 5, 7, 10, 13, 14, 19, 26, 35, 38, 65, 70, 91, 95, 130, 133, 182, 190, 247, 266, 455, 494, 499, 665, 910, 998, 1235, 1330, 1729, 2470, 2495, 3458, 3493, 4990, 6487, 6986, 8645, 9481, 12974, 17290, 17465, 18962, 32435, 34930, 45409, 47405, 64870, 66367, 90818, 94810, 123253, 132734, 227045, 246506, 331835, 454090, 616265, 663670, 862771, 1232530, 1725542, 4313855, 8627710]

約数ペア:

[(1, 8627710), (2, 4313855), (5, 1725542), (7, 1232530), (10, 862771), (13, 663670), (14, 616265), (19, 454090), (26, 331835), (35, 246506), (38, 227045), (65, 132734), (70, 123253), (91, 94810), (95, 90818), (130, 66367), (133, 64870), (182, 47405), (190, 45409), (247, 34930), (266, 32435), (455, 18962), (494, 17465), (499, 17290), (665, 12974), (910, 9481), (998, 8645), (1235, 6986), (1330, 6487), (1729, 4990), (2470, 3493), (2495, 3458)]