28783100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{15149}}^1$

素因数の和:15182

約数の個数: 36

約数和(自身を含む): 65751000

約数和(自身を除く): 36967900

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 15149, 30298, 60596, 75745, 151490, 287831, 302980, 378725, 575662, 757450, 1151324, 1439155, 1514900, 2878310, 5756620, 7195775, 14391550, 28783100]

約数ペア:

[(1, 28783100), (2, 14391550), (4, 7195775), (5, 5756620), (10, 2878310), (19, 1514900), (20, 1439155), (25, 1151324), (38, 757450), (50, 575662), (76, 378725), (95, 302980), (100, 287831), (190, 151490), (380, 75745), (475, 60596), (950, 30298), (1900, 15149)]