31044920

素因数分解:

$2^3\times 5^1\times {\mathrm{233}}^1\times {\mathrm{3331}}^1$

素因数の和:3575

約数の個数: 32

約数和(自身を含む): 70171920

約数和(自身を除く): 39127000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 233, 466, 932, 1165, 1864, 2330, 3331, 4660, 6662, 9320, 13324, 16655, 26648, 33310, 66620, 133240, 776123, 1552246, 3104492, 3880615, 6208984, 7761230, 15522460, 31044920]

約数ペア:

[(1, 31044920), (2, 15522460), (4, 7761230), (5, 6208984), (8, 3880615), (10, 3104492), (20, 1552246), (40, 776123), (233, 133240), (466, 66620), (932, 33310), (1165, 26648), (1864, 16655), (2330, 13324), (3331, 9320), (4660, 6662)]