31803460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{122321}}^1$

素因数の和:122343

約数の個数: 24

約数和(自身を含む): 71925336

約数和(自身を除く): 40121876

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 122321, 244642, 489284, 611605, 1223210, 1590173, 2446420, 3180346, 6360692, 7950865, 15901730, 31803460]

約数ペア:

[(1, 31803460), (2, 15901730), (4, 7950865), (5, 6360692), (10, 3180346), (13, 2446420), (20, 1590173), (26, 1223210), (52, 611605), (65, 489284), (130, 244642), (260, 122321)]