726492820

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{521}}^1\times {\mathrm{617}}^1$

素因数の和:1260

約数の個数: 48

約数和(自身を含む): 1544589648

約数和(自身を除く): 818096828

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 521, 565, 617, 1042, 1130, 1234, 2084, 2260, 2468, 2605, 3085, 5210, 6170, 10420, 12340, 58873, 69721, 117746, 139442, 235492, 278884, 294365, 321457, 348605, 588730, 642914, 697210, 1177460, 1285828, 1394420, 1607285, 3214570, 6429140, 36324641, 72649282, 145298564, 181623205, 363246410, 726492820]

約数ペア:

[(1, 726492820), (2, 363246410), (4, 181623205), (5, 145298564), (10, 72649282), (20, 36324641), (113, 6429140), (226, 3214570), (452, 1607285), (521, 1394420), (565, 1285828), (617, 1177460), (1042, 697210), (1130, 642914), (1234, 588730), (2084, 348605), (2260, 321457), (2468, 294365), (2605, 278884), (3085, 235492), (5210, 139442), (6170, 117746), (10420, 69721), (12340, 58873)]