38307620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{587}}^1$

素因数の和:860

約数の個数: 48

約数和(自身を含む): 87127488

約数和(自身を除く): 48819868

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 251, 260, 502, 587, 1004, 1174, 1255, 2348, 2510, 2935, 3263, 5020, 5870, 6526, 7631, 11740, 13052, 15262, 16315, 30524, 32630, 38155, 65260, 76310, 147337, 152620, 294674, 589348, 736685, 1473370, 1915381, 2946740, 3830762, 7661524, 9576905, 19153810, 38307620]

約数ペア:

[(1, 38307620), (2, 19153810), (4, 9576905), (5, 7661524), (10, 3830762), (13, 2946740), (20, 1915381), (26, 1473370), (52, 736685), (65, 589348), (130, 294674), (251, 152620), (260, 147337), (502, 76310), (587, 65260), (1004, 38155), (1174, 32630), (1255, 30524), (2348, 16315), (2510, 15262), (2935, 13052), (3263, 11740), (5020, 7631), (5870, 6526)]