15262840

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{5227}}^1$

素因数の和:5311

約数の個数: 32

約数和(自身を含む): 34818480

約数和(自身を除く): 19555640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 5227, 10454, 20908, 26135, 41816, 52270, 104540, 209080, 381571, 763142, 1526284, 1907855, 3052568, 3815710, 7631420, 15262840]

約数ペア:

[(1, 15262840), (2, 7631420), (4, 3815710), (5, 3052568), (8, 1907855), (10, 1526284), (20, 763142), (40, 381571), (73, 209080), (146, 104540), (292, 52270), (365, 41816), (584, 26135), (730, 20908), (1460, 10454), (2920, 5227)]