221036603140

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{67802639}}^1$

素因数の和:67802811

約数の個数: 24

約数和(自身を含む): 467024584320

約数和(自身を除く): 245987981180

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 67802639, 135605278, 271210556, 339013195, 678026390, 1356052780, 11051830157, 22103660314, 44207320628, 55259150785, 110518301570, 221036603140]

約数ペア:

[(1, 221036603140), (2, 110518301570), (4, 55259150785), (5, 44207320628), (10, 22103660314), (20, 11051830157), (163, 1356052780), (326, 678026390), (652, 339013195), (815, 271210556), (1630, 135605278), (3260, 67802639)]