1008042920

素因数分解:

$2^3\times 5^1\times {\mathrm{1249}}^1\times {\mathrm{20177}}^1$

素因数の和:21437

約数の個数: 32

約数和(自身を含む): 2270025000

約数和(自身を除く): 1261982080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1249, 2498, 4996, 6245, 9992, 12490, 20177, 24980, 40354, 49960, 80708, 100885, 161416, 201770, 403540, 807080, 25201073, 50402146, 100804292, 126005365, 201608584, 252010730, 504021460, 1008042920]

約数ペア:

[(1, 1008042920), (2, 504021460), (4, 252010730), (5, 201608584), (8, 126005365), (10, 100804292), (20, 50402146), (40, 25201073), (1249, 807080), (2498, 403540), (4996, 201770), (6245, 161416), (9992, 100885), (12490, 80708), (20177, 49960), (24980, 40354)]