9020980

素因数分解:

$2^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{1987}}^1$

素因数の和:2223

約数の個数: 24

約数和(自身を含む): 19037088

約数和(自身を除く): 10016108

約数列:

[1, 2, 4, 5, 10, 20, 227, 454, 908, 1135, 1987, 2270, 3974, 4540, 7948, 9935, 19870, 39740, 451049, 902098, 1804196, 2255245, 4510490, 9020980]

約数ペア:

[(1, 9020980), (2, 4510490), (4, 2255245), (5, 1804196), (10, 902098), (20, 451049), (227, 39740), (454, 19870), (908, 9935), (1135, 7948), (1987, 4540), (2270, 3974)]