15427460

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{167}}^1$

素因数の和:356

約数の個数: 48

約数和(自身を含む): 33868800

約数和(自身を除く): 18441340

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 149, 155, 167, 298, 310, 334, 596, 620, 668, 745, 835, 1490, 1670, 2980, 3340, 4619, 5177, 9238, 10354, 18476, 20708, 23095, 24883, 25885, 46190, 49766, 51770, 92380, 99532, 103540, 124415, 248830, 497660, 771373, 1542746, 3085492, 3856865, 7713730, 15427460]

約数ペア:

[(1, 15427460), (2, 7713730), (4, 3856865), (5, 3085492), (10, 1542746), (20, 771373), (31, 497660), (62, 248830), (124, 124415), (149, 103540), (155, 99532), (167, 92380), (298, 51770), (310, 49766), (334, 46190), (596, 25885), (620, 24883), (668, 23095), (745, 20708), (835, 18476), (1490, 10354), (1670, 9238), (2980, 5177), (3340, 4619)]