23267080

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:326

約数の個数: 64

約数和(自身を含む): 54720000

約数和(自身を除く): 31452920

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 79, 148, 158, 185, 199, 296, 316, 370, 395, 398, 632, 740, 790, 796, 995, 1480, 1580, 1592, 1990, 2923, 3160, 3980, 5846, 7363, 7960, 11692, 14615, 14726, 15721, 23384, 29230, 29452, 31442, 36815, 58460, 58904, 62884, 73630, 78605, 116920, 125768, 147260, 157210, 294520, 314420, 581677, 628840, 1163354, 2326708, 2908385, 4653416, 5816770, 11633540, 23267080]

約数ペア:

[(1, 23267080), (2, 11633540), (4, 5816770), (5, 4653416), (8, 2908385), (10, 2326708), (20, 1163354), (37, 628840), (40, 581677), (74, 314420), (79, 294520), (148, 157210), (158, 147260), (185, 125768), (199, 116920), (296, 78605), (316, 73630), (370, 62884), (395, 58904), (398, 58460), (632, 36815), (740, 31442), (790, 29452), (796, 29230), (995, 23384), (1480, 15721), (1580, 14726), (1592, 14615), (1990, 11692), (2923, 7960), (3160, 7363), (3980, 5846)]