42721970

素因数分解:

$2^1\times 5^1\times {\mathrm{1063}}^1\times {\mathrm{4019}}^1$

素因数の和:5089

約数の個数: 16

約数和(自身を含む): 76991040

約数和(自身を除く): 34269070

約数列:

[1, 2, 5, 10, 1063, 2126, 4019, 5315, 8038, 10630, 20095, 40190, 4272197, 8544394, 21360985, 42721970]

約数ペア:

[(1, 42721970), (2, 21360985), (5, 8544394), (10, 4272197), (1063, 40190), (2126, 20095), (4019, 10630), (5315, 8038)]