15180140

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{7369}}^1$

素因数の和:7481

約数の個数: 24

約数和(自身を含む): 32192160

約数和(自身を除く): 17012020

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 7369, 14738, 29476, 36845, 73690, 147380, 759007, 1518014, 3036028, 3795035, 7590070, 15180140]

約数ペア:

[(1, 15180140), (2, 7590070), (4, 3795035), (5, 3036028), (10, 1518014), (20, 759007), (103, 147380), (206, 73690), (412, 36845), (515, 29476), (1030, 14738), (2060, 7369)]