940138160

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{903979}}^1$

素因数の和:904005

約数の個数: 40

約数和(自身を含む): 2353963920

約数和(自身を除く): 1413825760

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 903979, 1807958, 3615916, 4519895, 7231832, 9039790, 11751727, 14463664, 18079580, 23503454, 36159160, 47006908, 58758635, 72318320, 94013816, 117517270, 188027632, 235034540, 470069080, 940138160]

約数ペア:

[(1, 940138160), (2, 470069080), (4, 235034540), (5, 188027632), (8, 117517270), (10, 94013816), (13, 72318320), (16, 58758635), (20, 47006908), (26, 36159160), (40, 23503454), (52, 18079580), (65, 14463664), (80, 11751727), (104, 9039790), (130, 7231832), (208, 4519895), (260, 3615916), (520, 1807958), (1040, 903979)]