1949420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{8861}}^1$

素因数の和:8881

約数の個数: 24

約数和(自身を含む): 4466448

約数和(自身を除く): 2517028

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 8861, 17722, 35444, 44305, 88610, 97471, 177220, 194942, 389884, 487355, 974710, 1949420]

約数ペア:

[(1, 1949420), (2, 974710), (4, 487355), (5, 389884), (10, 194942), (11, 177220), (20, 97471), (22, 88610), (44, 44305), (55, 35444), (110, 17722), (220, 8861)]