15697033960

素因数分解:

$2^3\times 5^1\times {\mathrm{3329}}^1\times {\mathrm{117881}}^1$

素因数の和:121221

約数の個数: 32

約数和(自身を含む): 35329235400

約数和(自身を除く): 19632201440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3329, 6658, 13316, 16645, 26632, 33290, 66580, 117881, 133160, 235762, 471524, 589405, 943048, 1178810, 2357620, 4715240, 392425849, 784851698, 1569703396, 1962129245, 3139406792, 3924258490, 7848516980, 15697033960]

約数ペア:

[(1, 15697033960), (2, 7848516980), (4, 3924258490), (5, 3139406792), (8, 1962129245), (10, 1569703396), (20, 784851698), (40, 392425849), (3329, 4715240), (6658, 2357620), (13316, 1178810), (16645, 943048), (26632, 589405), (33290, 471524), (66580, 235762), (117881, 133160)]