242019940

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{198377}}^1$

素因数の和:198447

約数の個数: 24

約数和(自身を含む): 516576312

約数和(自身を除く): 274556372

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 198377, 396754, 793508, 991885, 1983770, 3967540, 12100997, 24201994, 48403988, 60504985, 121009970, 242019940]

約数ペア:

[(1, 242019940), (2, 121009970), (4, 60504985), (5, 48403988), (10, 24201994), (20, 12100997), (61, 3967540), (122, 1983770), (244, 991885), (305, 793508), (610, 396754), (1220, 198377)]