2689160

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:150

約数の個数: 64

約数和(自身を含む): 6566400

約数和(自身を除く): 3877240

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 37, 40, 46, 74, 79, 92, 115, 148, 158, 184, 185, 230, 296, 316, 370, 395, 460, 632, 740, 790, 851, 920, 1480, 1580, 1702, 1817, 2923, 3160, 3404, 3634, 4255, 5846, 6808, 7268, 8510, 9085, 11692, 14536, 14615, 17020, 18170, 23384, 29230, 34040, 36340, 58460, 67229, 72680, 116920, 134458, 268916, 336145, 537832, 672290, 1344580, 2689160]

約数ペア:

[(1, 2689160), (2, 1344580), (4, 672290), (5, 537832), (8, 336145), (10, 268916), (20, 134458), (23, 116920), (37, 72680), (40, 67229), (46, 58460), (74, 36340), (79, 34040), (92, 29230), (115, 23384), (148, 18170), (158, 17020), (184, 14615), (185, 14536), (230, 11692), (296, 9085), (316, 8510), (370, 7268), (395, 6808), (460, 5846), (632, 4255), (740, 3634), (790, 3404), (851, 3160), (920, 2923), (1480, 1817), (1580, 1702)]