30275620

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{251}}^1$

素因数の和:460

約数の個数: 48

約数和(自身を含む): 65959488

約数和(自身を除く): 35683868

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 163, 185, 251, 326, 370, 502, 652, 740, 815, 1004, 1255, 1630, 2510, 3260, 5020, 6031, 9287, 12062, 18574, 24124, 30155, 37148, 40913, 46435, 60310, 81826, 92870, 120620, 163652, 185740, 204565, 409130, 818260, 1513781, 3027562, 6055124, 7568905, 15137810, 30275620]

約数ペア:

[(1, 30275620), (2, 15137810), (4, 7568905), (5, 6055124), (10, 3027562), (20, 1513781), (37, 818260), (74, 409130), (148, 204565), (163, 185740), (185, 163652), (251, 120620), (326, 92870), (370, 81826), (502, 60310), (652, 46435), (740, 40913), (815, 37148), (1004, 30155), (1255, 24124), (1630, 18574), (2510, 12062), (3260, 9287), (5020, 6031)]