15401590

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{787}}^1$

素因数の和:916

約数の個数: 32

約数和(自身を含む): 29502720

約数和(自身を除く): 14101130

約数列:

[1, 2, 5, 10, 19, 38, 95, 103, 190, 206, 515, 787, 1030, 1574, 1957, 3914, 3935, 7870, 9785, 14953, 19570, 29906, 74765, 81061, 149530, 162122, 405305, 810610, 1540159, 3080318, 7700795, 15401590]

約数ペア:

[(1, 15401590), (2, 7700795), (5, 3080318), (10, 1540159), (19, 810610), (38, 405305), (95, 162122), (103, 149530), (190, 81061), (206, 74765), (515, 29906), (787, 19570), (1030, 14953), (1574, 9785), (1957, 7870), (3914, 3935)]