1965156920

素因数分解:

$2^3\times 5^1\times {\mathrm{49128923}}^1$

素因数の和:49128934

約数の個数: 16

約数和(自身を含む): 4421603160

約数和(自身を除く): 2456446240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 49128923, 98257846, 196515692, 245644615, 393031384, 491289230, 982578460, 1965156920]

約数ペア:

[(1, 1965156920), (2, 982578460), (4, 491289230), (5, 393031384), (8, 245644615), (10, 196515692), (20, 98257846), (40, 49128923)]