13344620

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{263}}^1$

素因数の和:374

約数の個数: 48

約数和(自身を含む): 29272320

約数和(自身を除く): 15927700

約数列:

[1, 2, 4, 5, 10, 20, 43, 59, 86, 118, 172, 215, 236, 263, 295, 430, 526, 590, 860, 1052, 1180, 1315, 2537, 2630, 5074, 5260, 10148, 11309, 12685, 15517, 22618, 25370, 31034, 45236, 50740, 56545, 62068, 77585, 113090, 155170, 226180, 310340, 667231, 1334462, 2668924, 3336155, 6672310, 13344620]

約数ペア:

[(1, 13344620), (2, 6672310), (4, 3336155), (5, 2668924), (10, 1334462), (20, 667231), (43, 310340), (59, 226180), (86, 155170), (118, 113090), (172, 77585), (215, 62068), (236, 56545), (263, 50740), (295, 45236), (430, 31034), (526, 25370), (590, 22618), (860, 15517), (1052, 12685), (1180, 11309), (1315, 10148), (2537, 5260), (2630, 5074)]