40288220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{9283}}^1$

素因数の和:9330

約数の個数: 48

約数和(自身を含む): 99821568

約数和(自身を除く): 59533348

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 9283, 18566, 37132, 46415, 64981, 92830, 129962, 185660, 259924, 287773, 324905, 575546, 649810, 1151092, 1299620, 1438865, 2014411, 2877730, 4028822, 5755460, 8057644, 10072055, 20144110, 40288220]

約数ペア:

[(1, 40288220), (2, 20144110), (4, 10072055), (5, 8057644), (7, 5755460), (10, 4028822), (14, 2877730), (20, 2014411), (28, 1438865), (31, 1299620), (35, 1151092), (62, 649810), (70, 575546), (124, 324905), (140, 287773), (155, 259924), (217, 185660), (310, 129962), (434, 92830), (620, 64981), (868, 46415), (1085, 37132), (2170, 18566), (4340, 9283)]