10019980

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{6863}}^1$

素因数の和:6945

約数の個数: 24

約数和(自身を含む): 21333312

約数和(自身を除く): 11313332

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 6863, 13726, 27452, 34315, 68630, 137260, 500999, 1001998, 2003996, 2504995, 5009990, 10019980]

約数ペア:

[(1, 10019980), (2, 5009990), (4, 2504995), (5, 2003996), (10, 1001998), (20, 500999), (73, 137260), (146, 68630), (292, 34315), (365, 27452), (730, 13726), (1460, 6863)]