136264840

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109891}}^1$

素因数の和:109933

約数の個数: 32

約数和(自身を含む): 316488960

約数和(自身を除く): 180224120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 109891, 219782, 439564, 549455, 879128, 1098910, 2197820, 3406621, 4395640, 6813242, 13626484, 17033105, 27252968, 34066210, 68132420, 136264840]

約数ペア:

[(1, 136264840), (2, 68132420), (4, 34066210), (5, 27252968), (8, 17033105), (10, 13626484), (20, 6813242), (31, 4395640), (40, 3406621), (62, 2197820), (124, 1098910), (155, 879128), (248, 549455), (310, 439564), (620, 219782), (1240, 109891)]