30998230

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1\times {\mathrm{421}}^1$

素因数の和:664

約数の個数: 32

約数和(自身を含む): 57729600

約数和(自身を除く): 26731370

約数列:

[1, 2, 5, 10, 37, 74, 185, 199, 370, 398, 421, 842, 995, 1990, 2105, 4210, 7363, 14726, 15577, 31154, 36815, 73630, 77885, 83779, 155770, 167558, 418895, 837790, 3099823, 6199646, 15499115, 30998230]

約数ペア:

[(1, 30998230), (2, 15499115), (5, 6199646), (10, 3099823), (37, 837790), (74, 418895), (185, 167558), (199, 155770), (370, 83779), (398, 77885), (421, 73630), (842, 36815), (995, 31154), (1990, 15577), (2105, 14726), (4210, 7363)]