40163240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{77237}}^1$

素因数の和:77261

約数の個数: 32

約数和(自身を含む): 97319880

約数和(自身を除く): 57156640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 77237, 154474, 308948, 386185, 617896, 772370, 1004081, 1544740, 2008162, 3089480, 4016324, 5020405, 8032648, 10040810, 20081620, 40163240]

約数ペア:

[(1, 40163240), (2, 20081620), (4, 10040810), (5, 8032648), (8, 5020405), (10, 4016324), (13, 3089480), (20, 2008162), (26, 1544740), (40, 1004081), (52, 772370), (65, 617896), (104, 386185), (130, 308948), (260, 154474), (520, 77237)]