1622920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3121}}^1$

素因数の和:3145

約数の個数: 32

約数和(自身を含む): 3933720

約数和(自身を除く): 2310800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 3121, 6242, 12484, 15605, 24968, 31210, 40573, 62420, 81146, 124840, 162292, 202865, 324584, 405730, 811460, 1622920]

約数ペア:

[(1, 1622920), (2, 811460), (4, 405730), (5, 324584), (8, 202865), (10, 162292), (13, 124840), (20, 81146), (26, 62420), (40, 40573), (52, 31210), (65, 24968), (104, 15605), (130, 12484), (260, 6242), (520, 3121)]