1520951180

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{221713}}^1$

素因数の和:221743

約数の個数: 48

約数和(自身を含む): 3724795200

約数和(自身を除く): 2203844020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 6860, 221713, 443426, 886852, 1108565, 1551991, 2217130, 3103982, 4434260, 6207964, 7759955, 10863937, 15519910, 21727874, 31039820, 43455748, 54319685, 76047559, 108639370, 152095118, 217278740, 304190236, 380237795, 760475590, 1520951180]

約数ペア:

[(1, 1520951180), (2, 760475590), (4, 380237795), (5, 304190236), (7, 217278740), (10, 152095118), (14, 108639370), (20, 76047559), (28, 54319685), (35, 43455748), (49, 31039820), (70, 21727874), (98, 15519910), (140, 10863937), (196, 7759955), (245, 6207964), (343, 4434260), (490, 3103982), (686, 2217130), (980, 1551991), (1372, 1108565), (1715, 886852), (3430, 443426), (6860, 221713)]