40428040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59453}}^1$

素因数の和:59481

約数の個数: 32

約数和(自身を含む): 96315480

約数和(自身を除く): 55887440

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 59453, 118906, 237812, 297265, 475624, 594530, 1010701, 1189060, 2021402, 2378120, 4042804, 5053505, 8085608, 10107010, 20214020, 40428040]

約数ペア:

[(1, 40428040), (2, 20214020), (4, 10107010), (5, 8085608), (8, 5053505), (10, 4042804), (17, 2378120), (20, 2021402), (34, 1189060), (40, 1010701), (68, 594530), (85, 475624), (136, 297265), (170, 237812), (340, 118906), (680, 59453)]