30031720

素因数分解:

$2^3\times 5^1\times {\mathrm{677}}^1\times {\mathrm{1109}}^1$

素因数の和:1797

約数の個数: 32

約数和(自身を含む): 67732200

約数和(自身を除く): 37700480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 677, 1109, 1354, 2218, 2708, 3385, 4436, 5416, 5545, 6770, 8872, 11090, 13540, 22180, 27080, 44360, 750793, 1501586, 3003172, 3753965, 6006344, 7507930, 15015860, 30031720]

約数ペア:

[(1, 30031720), (2, 15015860), (4, 7507930), (5, 6006344), (8, 3753965), (10, 3003172), (20, 1501586), (40, 750793), (677, 44360), (1109, 27080), (1354, 22180), (2218, 13540), (2708, 11090), (3385, 8872), (4436, 6770), (5416, 5545)]