28120730

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{1693}}^1$

素因数の和:1862

約数の個数: 32

約数和(自身を含む): 55617408

約数和(自身を除く): 27496678

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 151, 302, 755, 1510, 1661, 1693, 3322, 3386, 8305, 8465, 16610, 16930, 18623, 37246, 93115, 186230, 255643, 511286, 1278215, 2556430, 2812073, 5624146, 14060365, 28120730]

約数ペア:

[(1, 28120730), (2, 14060365), (5, 5624146), (10, 2812073), (11, 2556430), (22, 1278215), (55, 511286), (110, 255643), (151, 186230), (302, 93115), (755, 37246), (1510, 18623), (1661, 16930), (1693, 16610), (3322, 8465), (3386, 8305)]