2016923980

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1420369}}^1$

素因数の和:1420449

約数の個数: 24

約数和(自身を含む): 4295198880

約数和(自身を除く): 2278274900

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 1420369, 2840738, 5681476, 7101845, 14203690, 28407380, 100846199, 201692398, 403384796, 504230995, 1008461990, 2016923980]

約数ペア:

[(1, 2016923980), (2, 1008461990), (4, 504230995), (5, 403384796), (10, 201692398), (20, 100846199), (71, 28407380), (142, 14203690), (284, 7101845), (355, 5681476), (710, 2840738), (1420, 1420369)]