30652760

素因数分解:

$2^3\times 5^1\times {\mathrm{691}}^1\times {\mathrm{1109}}^1$

素因数の和:1811

約数の個数: 32

約数和(自身を含む): 69130800

約数和(自身を除く): 38478040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 691, 1109, 1382, 2218, 2764, 3455, 4436, 5528, 5545, 6910, 8872, 11090, 13820, 22180, 27640, 44360, 766319, 1532638, 3065276, 3831595, 6130552, 7663190, 15326380, 30652760]

約数ペア:

[(1, 30652760), (2, 15326380), (4, 7663190), (5, 6130552), (8, 3831595), (10, 3065276), (20, 1532638), (40, 766319), (691, 44360), (1109, 27640), (1382, 22180), (2218, 13820), (2764, 11090), (3455, 8872), (4436, 6910), (5528, 5545)]