15282380

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^2$

素因数の和:354

約数の個数: 36

約数和(自身を含む): 33340608

約数和(自身を除く): 18058228

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 157, 310, 314, 620, 628, 785, 1570, 3140, 4867, 9734, 19468, 24335, 24649, 48670, 49298, 97340, 98596, 123245, 246490, 492980, 764119, 1528238, 3056476, 3820595, 7641190, 15282380]

約数ペア:

[(1, 15282380), (2, 7641190), (4, 3820595), (5, 3056476), (10, 1528238), (20, 764119), (31, 492980), (62, 246490), (124, 123245), (155, 98596), (157, 97340), (310, 49298), (314, 48670), (620, 24649), (628, 24335), (785, 19468), (1570, 9734), (3140, 4867)]