2028097040

素因数分解:

$2^4\times 5^1\times {\mathrm{25351213}}^1$

素因数の和:25351226

約数の個数: 20

約数和(自身を含む): 4715325804

約数和(自身を除く): 2687228764

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 25351213, 50702426, 101404852, 126756065, 202809704, 253512130, 405619408, 507024260, 1014048520, 2028097040]

約数ペア:

[(1, 2028097040), (2, 1014048520), (4, 507024260), (5, 405619408), (8, 253512130), (10, 202809704), (16, 126756065), (20, 101404852), (40, 50702426), (80, 25351213)]