20216103380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1557481}}^1$

素因数の和:1557560

約数の個数: 48

約数和(自身を含む): 47098255680

約数和(自身を除く): 26882152300

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 59, 110, 118, 220, 236, 295, 590, 649, 1180, 1298, 2596, 3245, 6490, 12980, 1557481, 3114962, 6229924, 7787405, 15574810, 17132291, 31149620, 34264582, 68529164, 85661455, 91891379, 171322910, 183782758, 342645820, 367565516, 459456895, 918913790, 1010805169, 1837827580, 2021610338, 4043220676, 5054025845, 10108051690, 20216103380]

約数ペア:

[(1, 20216103380), (2, 10108051690), (4, 5054025845), (5, 4043220676), (10, 2021610338), (11, 1837827580), (20, 1010805169), (22, 918913790), (44, 459456895), (55, 367565516), (59, 342645820), (110, 183782758), (118, 171322910), (220, 91891379), (236, 85661455), (295, 68529164), (590, 34264582), (649, 31149620), (1180, 17132291), (1298, 15574810), (2596, 7787405), (3245, 6229924), (6490, 3114962), (12980, 1557481)]