20153460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{383}}^1\times {\mathrm{877}}^1$

素因数の和:1272

約数の個数: 48

約数和(自身を含む): 56641536

約数和(自身を除く): 36488076

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 383, 766, 877, 1149, 1532, 1754, 1915, 2298, 2631, 3508, 3830, 4385, 4596, 5262, 5745, 7660, 8770, 10524, 11490, 13155, 17540, 22980, 26310, 52620, 335891, 671782, 1007673, 1343564, 1679455, 2015346, 3358910, 4030692, 5038365, 6717820, 10076730, 20153460]

約数ペア:

[(1, 20153460), (2, 10076730), (3, 6717820), (4, 5038365), (5, 4030692), (6, 3358910), (10, 2015346), (12, 1679455), (15, 1343564), (20, 1007673), (30, 671782), (60, 335891), (383, 52620), (766, 26310), (877, 22980), (1149, 17540), (1532, 13155), (1754, 11490), (1915, 10524), (2298, 8770), (2631, 7660), (3508, 5745), (3830, 5262), (4385, 4596)]