203919080

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{299881}}^1$

素因数の和:299909

約数の個数: 32

約数和(自身を含む): 485808840

約数和(自身を除く): 281889760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 299881, 599762, 1199524, 1499405, 2399048, 2998810, 5097977, 5997620, 10195954, 11995240, 20391908, 25489885, 40783816, 50979770, 101959540, 203919080]

約数ペア:

[(1, 203919080), (2, 101959540), (4, 50979770), (5, 40783816), (8, 25489885), (10, 20391908), (17, 11995240), (20, 10195954), (34, 5997620), (40, 5097977), (68, 2998810), (85, 2399048), (136, 1499405), (170, 1199524), (340, 599762), (680, 299881)]