23978320

素因数分解:

$2^4\times 5^1\times {\mathrm{193}}^1\times {\mathrm{1553}}^1$

素因数の和:1759

約数の個数: 40

約数和(自身を含む): 56074536

約数和(自身を除く): 32096216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 193, 386, 772, 965, 1544, 1553, 1930, 3088, 3106, 3860, 6212, 7720, 7765, 12424, 15440, 15530, 24848, 31060, 62120, 124240, 299729, 599458, 1198916, 1498645, 2397832, 2997290, 4795664, 5994580, 11989160, 23978320]

約数ペア:

[(1, 23978320), (2, 11989160), (4, 5994580), (5, 4795664), (8, 2997290), (10, 2397832), (16, 1498645), (20, 1198916), (40, 599458), (80, 299729), (193, 124240), (386, 62120), (772, 31060), (965, 24848), (1544, 15530), (1553, 15440), (1930, 12424), (3088, 7765), (3106, 7720), (3860, 6212)]