19297760

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{4159}}^1$

素因数の和:4203

約数の個数: 48

約数和(自身を含む): 47174400

約数和(自身を除く): 27876640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 80, 116, 145, 160, 232, 290, 464, 580, 928, 1160, 2320, 4159, 4640, 8318, 16636, 20795, 33272, 41590, 66544, 83180, 120611, 133088, 166360, 241222, 332720, 482444, 603055, 665440, 964888, 1206110, 1929776, 2412220, 3859552, 4824440, 9648880, 19297760]

約数ペア:

[(1, 19297760), (2, 9648880), (4, 4824440), (5, 3859552), (8, 2412220), (10, 1929776), (16, 1206110), (20, 964888), (29, 665440), (32, 603055), (40, 482444), (58, 332720), (80, 241222), (116, 166360), (145, 133088), (160, 120611), (232, 83180), (290, 66544), (464, 41590), (580, 33272), (928, 20795), (1160, 16636), (2320, 8318), (4159, 4640)]