4448319760

素因数分解:

$2^4\times 5^1\times {\mathrm{55603997}}^1$

素因数の和:55604010

約数の個数: 20

約数和(自身を含む): 10342343628

約数和(自身を除く): 5894023868

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 55603997, 111207994, 222415988, 278019985, 444831976, 556039970, 889663952, 1112079940, 2224159880, 4448319760]

約数ペア:

[(1, 4448319760), (2, 2224159880), (4, 1112079940), (5, 889663952), (8, 556039970), (10, 444831976), (16, 278019985), (20, 222415988), (40, 111207994), (80, 55603997)]