320230360

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{470927}}^1$

素因数の和:470955

約数の個数: 32

約数和(自身を含む): 762903360

約数和(自身を除く): 442673000

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 470927, 941854, 1883708, 2354635, 3767416, 4709270, 8005759, 9418540, 16011518, 18837080, 32023036, 40028795, 64046072, 80057590, 160115180, 320230360]

約数ペア:

[(1, 320230360), (2, 160115180), (4, 80057590), (5, 64046072), (8, 40028795), (10, 32023036), (17, 18837080), (20, 16011518), (34, 9418540), (40, 8005759), (68, 4709270), (85, 3767416), (136, 2354635), (170, 1883708), (340, 941854), (680, 470927)]