45155920

素因数分解:

$2^4\times 5^1\times {\mathrm{564449}}^1$

素因数の和:564462

約数の個数: 20

約数和(自身を含む): 104987700

約数和(自身を除く): 59831780

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 564449, 1128898, 2257796, 2822245, 4515592, 5644490, 9031184, 11288980, 22577960, 45155920]

約数ペア:

[(1, 45155920), (2, 22577960), (4, 11288980), (5, 9031184), (8, 5644490), (10, 4515592), (16, 2822245), (20, 2257796), (40, 1128898), (80, 564449)]