40410980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{65179}}^1$

素因数の和:65219

約数の個数: 24

約数和(自身を含む): 87601920

約数和(自身を除く): 47190940

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 65179, 130358, 260716, 325895, 651790, 1303580, 2020549, 4041098, 8082196, 10102745, 20205490, 40410980]

約数ペア:

[(1, 40410980), (2, 20205490), (4, 10102745), (5, 8082196), (10, 4041098), (20, 2020549), (31, 1303580), (62, 651790), (124, 325895), (155, 260716), (310, 130358), (620, 65179)]