290142220

素因数分解:

$2^2\times 5^1\times {\mathrm{1511}}^1\times {\mathrm{9601}}^1$

素因数の和:11121

約数の個数: 24

約数和(自身を含む): 609765408

約数和(自身を除く): 319623188

約数列:

[1, 2, 4, 5, 10, 20, 1511, 3022, 6044, 7555, 9601, 15110, 19202, 30220, 38404, 48005, 96010, 192020, 14507111, 29014222, 58028444, 72535555, 145071110, 290142220]

約数ペア:

[(1, 290142220), (2, 145071110), (4, 72535555), (5, 58028444), (10, 29014222), (20, 14507111), (1511, 192020), (3022, 96010), (6044, 48005), (7555, 38404), (9601, 30220), (15110, 19202)]