15259240

素因数分解:

$2^3\times 5^1\times {\mathrm{381481}}^1$

素因数の和:381492

約数の個数: 16

約数和(自身を含む): 34333380

約数和(自身を除く): 19074140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 381481, 762962, 1525924, 1907405, 3051848, 3814810, 7629620, 15259240]

約数ペア:

[(1, 15259240), (2, 7629620), (4, 3814810), (5, 3051848), (8, 1907405), (10, 1525924), (20, 762962), (40, 381481)]