15431080

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{7873}}^1$

素因数の和:7898

約数の個数: 48

約数和(自身を含む): 40393620

約数和(自身を除く): 24962540

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 7873, 15746, 31492, 39365, 55111, 62984, 78730, 110222, 157460, 220444, 275555, 314920, 385777, 440888, 551110, 771554, 1102220, 1543108, 1928885, 2204440, 3086216, 3857770, 7715540, 15431080]

約数ペア:

[(1, 15431080), (2, 7715540), (4, 3857770), (5, 3086216), (7, 2204440), (8, 1928885), (10, 1543108), (14, 1102220), (20, 771554), (28, 551110), (35, 440888), (40, 385777), (49, 314920), (56, 275555), (70, 220444), (98, 157460), (140, 110222), (196, 78730), (245, 62984), (280, 55111), (392, 39365), (490, 31492), (980, 15746), (1960, 7873)]