409366840

素因数分解:

$2^3\times 5^1\times {\mathrm{2677}}^1\times {\mathrm{3823}}^1$

素因数の和:6511

約数の個数: 32

約数和(自身を含む): 921660480

約数和(自身を除く): 512293640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2677, 3823, 5354, 7646, 10708, 13385, 15292, 19115, 21416, 26770, 30584, 38230, 53540, 76460, 107080, 152920, 10234171, 20468342, 40936684, 51170855, 81873368, 102341710, 204683420, 409366840]

約数ペア:

[(1, 409366840), (2, 204683420), (4, 102341710), (5, 81873368), (8, 51170855), (10, 40936684), (20, 20468342), (40, 10234171), (2677, 152920), (3823, 107080), (5354, 76460), (7646, 53540), (10708, 38230), (13385, 30584), (15292, 26770), (19115, 21416)]