89283880

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{45553}}^1$

素因数の和:45578

約数の個数: 48

約数和(自身を含む): 233692020

約数和(自身を除く): 144408140

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, 45553, 91106, 182212, 227765, 318871, 364424, 455530, 637742, 911060, 1275484, 1594355, 1822120, 2232097, 2550968, 3188710, 4464194, 6377420, 8928388, 11160485, 12754840, 17856776, 22320970, 44641940, 89283880]

約数ペア:

[(1, 89283880), (2, 44641940), (4, 22320970), (5, 17856776), (7, 12754840), (8, 11160485), (10, 8928388), (14, 6377420), (20, 4464194), (28, 3188710), (35, 2550968), (40, 2232097), (49, 1822120), (56, 1594355), (70, 1275484), (98, 911060), (140, 637742), (196, 455530), (245, 364424), (280, 318871), (392, 227765), (490, 182212), (980, 91106), (1960, 45553)]