31273540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{1559}}^1$

素因数の和:1644

約数の個数: 48

約数和(自身を含む): 70761600

約数和(自身を除く): 39488060

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 59, 68, 85, 118, 170, 236, 295, 340, 590, 1003, 1180, 1559, 2006, 3118, 4012, 5015, 6236, 7795, 10030, 15590, 20060, 26503, 31180, 53006, 91981, 106012, 132515, 183962, 265030, 367924, 459905, 530060, 919810, 1563677, 1839620, 3127354, 6254708, 7818385, 15636770, 31273540]

約数ペア:

[(1, 31273540), (2, 15636770), (4, 7818385), (5, 6254708), (10, 3127354), (17, 1839620), (20, 1563677), (34, 919810), (59, 530060), (68, 459905), (85, 367924), (118, 265030), (170, 183962), (236, 132515), (295, 106012), (340, 91981), (590, 53006), (1003, 31180), (1180, 26503), (1559, 20060), (2006, 15590), (3118, 10030), (4012, 7795), (5015, 6236)]