201282140

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^2\times {\mathrm{5443}}^1$

素因数の和:5538

約数の個数: 36

約数和(自身を含む): 432830664

約数和(自身を除く): 231548524

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 1849, 3698, 5443, 7396, 9245, 10886, 18490, 21772, 27215, 36980, 54430, 108860, 234049, 468098, 936196, 1170245, 2340490, 4680980, 10064107, 20128214, 40256428, 50320535, 100641070, 201282140]

約数ペア:

[(1, 201282140), (2, 100641070), (4, 50320535), (5, 40256428), (10, 20128214), (20, 10064107), (43, 4680980), (86, 2340490), (172, 1170245), (215, 936196), (430, 468098), (860, 234049), (1849, 108860), (3698, 54430), (5443, 36980), (7396, 27215), (9245, 21772), (10886, 18490)]