139611970

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{7919}}^1$

素因数の和:8010

約数の個数: 32

約数和(自身を含む): 263450880

約数和(自身を除く): 123838910

約数列:

[1, 2, 5, 10, 41, 43, 82, 86, 205, 215, 410, 430, 1763, 3526, 7919, 8815, 15838, 17630, 39595, 79190, 324679, 340517, 649358, 681034, 1623395, 1702585, 3246790, 3405170, 13961197, 27922394, 69805985, 139611970]

約数ペア:

[(1, 139611970), (2, 69805985), (5, 27922394), (10, 13961197), (41, 3405170), (43, 3246790), (82, 1702585), (86, 1623395), (205, 681034), (215, 649358), (410, 340517), (430, 324679), (1763, 79190), (3526, 39595), (7919, 17630), (8815, 15838)]