1330495640

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^2\times {\mathrm{39551}}^1$

素因数の和:39620

約数の個数: 48

約数和(自身を含む): 3100481280

約数和(自身を除く): 1769985640

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 841, 1160, 1682, 3364, 4205, 6728, 8410, 16820, 33640, 39551, 79102, 158204, 197755, 316408, 395510, 791020, 1146979, 1582040, 2293958, 4587916, 5734895, 9175832, 11469790, 22939580, 33262391, 45879160, 66524782, 133049564, 166311955, 266099128, 332623910, 665247820, 1330495640]

約数ペア:

[(1, 1330495640), (2, 665247820), (4, 332623910), (5, 266099128), (8, 166311955), (10, 133049564), (20, 66524782), (29, 45879160), (40, 33262391), (58, 22939580), (116, 11469790), (145, 9175832), (232, 5734895), (290, 4587916), (580, 2293958), (841, 1582040), (1160, 1146979), (1682, 791020), (3364, 395510), (4205, 316408), (6728, 197755), (8410, 158204), (16820, 79102), (33640, 39551)]