7886970890

素因数分解:

$2^1\times 5^1\times {\mathrm{2221}}^1\times {\mathrm{355109}}^1$

素因数の和:357337

約数の個数: 16

約数和(自身を含む): 14202979560

約数和(自身を除く): 6316008670

約数列:

[1, 2, 5, 10, 2221, 4442, 11105, 22210, 355109, 710218, 1775545, 3551090, 788697089, 1577394178, 3943485445, 7886970890]

約数ペア:

[(1, 7886970890), (2, 3943485445), (5, 1577394178), (10, 788697089), (2221, 3551090), (4442, 1775545), (11105, 710218), (22210, 355109)]