166430920

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{36821}}^1$

素因数の和:36945

約数の個数: 32

約数和(自身を含む): 377793720

約数和(自身を除く): 211362800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 36821, 73642, 147284, 184105, 294568, 368210, 736420, 1472840, 4160773, 8321546, 16643092, 20803865, 33286184, 41607730, 83215460, 166430920]

約数ペア:

[(1, 166430920), (2, 83215460), (4, 41607730), (5, 33286184), (8, 20803865), (10, 16643092), (20, 8321546), (40, 4160773), (113, 1472840), (226, 736420), (452, 368210), (565, 294568), (904, 184105), (1130, 147284), (2260, 73642), (4520, 36821)]