15338260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1231}}^1$

素因数の和:1336

約数の個数: 48

約数和(自身を含む): 37255680

約数和(自身を除く): 21917420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 356, 445, 623, 890, 1231, 1246, 1780, 2462, 2492, 3115, 4924, 6155, 6230, 8617, 12310, 12460, 17234, 24620, 34468, 43085, 86170, 109559, 172340, 219118, 438236, 547795, 766913, 1095590, 1533826, 2191180, 3067652, 3834565, 7669130, 15338260]

約数ペア:

[(1, 15338260), (2, 7669130), (4, 3834565), (5, 3067652), (7, 2191180), (10, 1533826), (14, 1095590), (20, 766913), (28, 547795), (35, 438236), (70, 219118), (89, 172340), (140, 109559), (178, 86170), (356, 43085), (445, 34468), (623, 24620), (890, 17234), (1231, 12460), (1246, 12310), (1780, 8617), (2462, 6230), (2492, 6155), (3115, 4924)]