9144940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{787}}^1$

素因数の和:886

約数の個数: 48

約数和(自身を含む): 22240512

約数和(自身を除く): 13095572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 83, 140, 166, 332, 415, 581, 787, 830, 1162, 1574, 1660, 2324, 2905, 3148, 3935, 5509, 5810, 7870, 11018, 11620, 15740, 22036, 27545, 55090, 65321, 110180, 130642, 261284, 326605, 457247, 653210, 914494, 1306420, 1828988, 2286235, 4572470, 9144940]

約数ペア:

[(1, 9144940), (2, 4572470), (4, 2286235), (5, 1828988), (7, 1306420), (10, 914494), (14, 653210), (20, 457247), (28, 326605), (35, 261284), (70, 130642), (83, 110180), (140, 65321), (166, 55090), (332, 27545), (415, 22036), (581, 15740), (787, 11620), (830, 11018), (1162, 7870), (1574, 5810), (1660, 5509), (2324, 3935), (2905, 3148)]