490290728

素因数分解:

$2^3\times {\mathrm{113}}^1\times {\mathrm{659}}^1\times {\mathrm{823}}^1$

素因数の和:1601

約数の個数: 32

約数和(自身を含む): 929966400

約数和(自身を除く): 439675672

約数列:

[1, 2, 4, 8, 113, 226, 452, 659, 823, 904, 1318, 1646, 2636, 3292, 5272, 6584, 74467, 92999, 148934, 185998, 297868, 371996, 542357, 595736, 743992, 1084714, 2169428, 4338856, 61286341, 122572682, 245145364, 490290728]

約数ペア:

[(1, 490290728), (2, 245145364), (4, 122572682), (8, 61286341), (113, 4338856), (226, 2169428), (452, 1084714), (659, 743992), (823, 595736), (904, 542357), (1318, 371996), (1646, 297868), (2636, 185998), (3292, 148934), (5272, 92999), (6584, 74467)]