8439240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{70327}}^1$

素因数の和:70341

約数の個数: 32

約数和(自身を含む): 25318080

約数和(自身を除く): 16878840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 70327, 140654, 210981, 281308, 351635, 421962, 562616, 703270, 843924, 1054905, 1406540, 1687848, 2109810, 2813080, 4219620, 8439240]

約数ペア:

[(1, 8439240), (2, 4219620), (3, 2813080), (4, 2109810), (5, 1687848), (6, 1406540), (8, 1054905), (10, 843924), (12, 703270), (15, 562616), (20, 421962), (24, 351635), (30, 281308), (40, 210981), (60, 140654), (120, 70327)]