30544120

素因数分解:

$2^3\times 5^1\times {\mathrm{409}}^1\times {\mathrm{1867}}^1$

素因数の和:2287

約数の個数: 32

約数和(自身を含む): 68929200

約数和(自身を除く): 38385080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 409, 818, 1636, 1867, 2045, 3272, 3734, 4090, 7468, 8180, 9335, 14936, 16360, 18670, 37340, 74680, 763603, 1527206, 3054412, 3818015, 6108824, 7636030, 15272060, 30544120]

約数ペア:

[(1, 30544120), (2, 15272060), (4, 7636030), (5, 6108824), (8, 3818015), (10, 3054412), (20, 1527206), (40, 763603), (409, 74680), (818, 37340), (1636, 18670), (1867, 16360), (2045, 14936), (3272, 9335), (3734, 8180), (4090, 7468)]