8691670

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:209

約数の個数: 48

約数和(自身を含む): 17524080

約数和(自身を除く): 8832410

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 139, 169, 185, 278, 338, 370, 481, 695, 845, 962, 1390, 1690, 1807, 2405, 3614, 4810, 5143, 6253, 9035, 10286, 12506, 18070, 23491, 25715, 31265, 46982, 51430, 62530, 66859, 117455, 133718, 234910, 334295, 668590, 869167, 1738334, 4345835, 8691670]

約数ペア:

[(1, 8691670), (2, 4345835), (5, 1738334), (10, 869167), (13, 668590), (26, 334295), (37, 234910), (65, 133718), (74, 117455), (130, 66859), (139, 62530), (169, 51430), (185, 46982), (278, 31265), (338, 25715), (370, 23491), (481, 18070), (695, 12506), (845, 10286), (962, 9035), (1390, 6253), (1690, 5143), (1807, 4810), (2405, 3614)]