1999647010

素因数分解:

$2^1\times 5^1\times {\mathrm{2269}}^1\times {\mathrm{88129}}^1$

素因数の和:90405

約数の個数: 16

約数和(自身を含む): 3600991800

約数和(自身を除く): 1601344790

約数列:

[1, 2, 5, 10, 2269, 4538, 11345, 22690, 88129, 176258, 440645, 881290, 199964701, 399929402, 999823505, 1999647010]

約数ペア:

[(1, 1999647010), (2, 999823505), (5, 399929402), (10, 199964701), (2269, 881290), (4538, 440645), (11345, 176258), (22690, 88129)]