8793980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{227}}^1$

素因数の和:398

約数の個数: 48

約数和(自身を含む): 20109600

約数和(自身を除く): 11315620

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 149, 227, 260, 298, 454, 596, 745, 908, 1135, 1490, 1937, 2270, 2951, 2980, 3874, 4540, 5902, 7748, 9685, 11804, 14755, 19370, 29510, 33823, 38740, 59020, 67646, 135292, 169115, 338230, 439699, 676460, 879398, 1758796, 2198495, 4396990, 8793980]

約数ペア:

[(1, 8793980), (2, 4396990), (4, 2198495), (5, 1758796), (10, 879398), (13, 676460), (20, 439699), (26, 338230), (52, 169115), (65, 135292), (130, 67646), (149, 59020), (227, 38740), (260, 33823), (298, 29510), (454, 19370), (596, 14755), (745, 11804), (908, 9685), (1135, 7748), (1490, 5902), (1937, 4540), (2270, 3874), (2951, 2980)]