340147240

素因数分解:

$2^3\times 5^1\times {\mathrm{8503681}}^1$

素因数の和:8503692

約数の個数: 16

約数和(自身を含む): 765331380

約数和(自身を除く): 425184140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 8503681, 17007362, 34014724, 42518405, 68029448, 85036810, 170073620, 340147240]

約数ペア:

[(1, 340147240), (2, 170073620), (4, 85036810), (5, 68029448), (8, 42518405), (10, 34014724), (20, 17007362), (40, 8503681)]