3972980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{18059}}^1$

素因数の和:18079

約数の個数: 24

約数和(自身を含む): 9102240

約数和(自身を除く): 5129260

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 18059, 36118, 72236, 90295, 180590, 198649, 361180, 397298, 794596, 993245, 1986490, 3972980]

約数ペア:

[(1, 3972980), (2, 1986490), (4, 993245), (5, 794596), (10, 397298), (11, 361180), (20, 198649), (22, 180590), (44, 90295), (55, 72236), (110, 36118), (220, 18059)]