187282540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{550831}}^1$

素因数の和:550857

約数の個数: 24

約数和(自身を含む): 416428992

約数和(自身を除く): 229146452

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 550831, 1101662, 2203324, 2754155, 5508310, 9364127, 11016620, 18728254, 37456508, 46820635, 93641270, 187282540]

約数ペア:

[(1, 187282540), (2, 93641270), (4, 46820635), (5, 37456508), (10, 18728254), (17, 11016620), (20, 9364127), (34, 5508310), (68, 2754155), (85, 2203324), (170, 1101662), (340, 550831)]