10164920

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1277}}^1$

素因数の和:1487

約数の個数: 32

約数和(自身を含む): 23004000

約数和(自身を除く): 12839080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1277, 1592, 1990, 2554, 3980, 5108, 6385, 7960, 10216, 12770, 25540, 51080, 254123, 508246, 1016492, 1270615, 2032984, 2541230, 5082460, 10164920]

約数ペア:

[(1, 10164920), (2, 5082460), (4, 2541230), (5, 2032984), (8, 1270615), (10, 1016492), (20, 508246), (40, 254123), (199, 51080), (398, 25540), (796, 12770), (995, 10216), (1277, 7960), (1592, 6385), (1990, 5108), (2554, 3980)]