280496734

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{563}}^1\times {\mathrm{1873}}^1$

素因数の和:2464

約数の個数: 32

約数和(自身を含む): 507329280

約数和(自身を除く): 226832546

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 563, 1126, 1873, 3746, 3941, 7882, 10697, 13111, 21394, 26222, 35587, 71174, 74879, 149758, 249109, 498218, 1054499, 2108998, 7381493, 14762986, 20035481, 40070962, 140248367, 280496734]

約数ペア:

[(1, 280496734), (2, 140248367), (7, 40070962), (14, 20035481), (19, 14762986), (38, 7381493), (133, 2108998), (266, 1054499), (563, 498218), (1126, 249109), (1873, 149758), (3746, 74879), (3941, 71174), (7882, 35587), (10697, 26222), (13111, 21394)]