16267640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{509}}^1$

素因数の和:584

約数の個数: 64

約数和(自身を含む): 39657600

約数和(自身を除く): 23389960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 47, 68, 85, 94, 136, 170, 188, 235, 340, 376, 470, 509, 680, 799, 940, 1018, 1598, 1880, 2036, 2545, 3196, 3995, 4072, 5090, 6392, 7990, 8653, 10180, 15980, 17306, 20360, 23923, 31960, 34612, 43265, 47846, 69224, 86530, 95692, 119615, 173060, 191384, 239230, 346120, 406691, 478460, 813382, 956920, 1626764, 2033455, 3253528, 4066910, 8133820, 16267640]

約数ペア:

[(1, 16267640), (2, 8133820), (4, 4066910), (5, 3253528), (8, 2033455), (10, 1626764), (17, 956920), (20, 813382), (34, 478460), (40, 406691), (47, 346120), (68, 239230), (85, 191384), (94, 173060), (136, 119615), (170, 95692), (188, 86530), (235, 69224), (340, 47846), (376, 43265), (470, 34612), (509, 31960), (680, 23923), (799, 20360), (940, 17306), (1018, 15980), (1598, 10180), (1880, 8653), (2036, 7990), (2545, 6392), (3196, 5090), (3995, 4072)]