98970220

素因数分解:

$2^2\times 5^1\times {\mathrm{1949}}^1\times {\mathrm{2539}}^1$

素因数の和:4497

約数の個数: 24

約数和(自身を含む): 208026000

約数和(自身を除く): 109055780

約数列:

[1, 2, 4, 5, 10, 20, 1949, 2539, 3898, 5078, 7796, 9745, 10156, 12695, 19490, 25390, 38980, 50780, 4948511, 9897022, 19794044, 24742555, 49485110, 98970220]

約数ペア:

[(1, 98970220), (2, 49485110), (4, 24742555), (5, 19794044), (10, 9897022), (20, 4948511), (1949, 50780), (2539, 38980), (3898, 25390), (5078, 19490), (7796, 12695), (9745, 10156)]