852380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1$

素因数の和:158

約数の個数: 48

約数和(自身を含む): 1995840

約数和(自身を除く): 1143460

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 109, 115, 170, 218, 230, 340, 391, 436, 460, 545, 782, 1090, 1564, 1853, 1955, 2180, 2507, 3706, 3910, 5014, 7412, 7820, 9265, 10028, 12535, 18530, 25070, 37060, 42619, 50140, 85238, 170476, 213095, 426190, 852380]

約数ペア:

[(1, 852380), (2, 426190), (4, 213095), (5, 170476), (10, 85238), (17, 50140), (20, 42619), (23, 37060), (34, 25070), (46, 18530), (68, 12535), (85, 10028), (92, 9265), (109, 7820), (115, 7412), (170, 5014), (218, 3910), (230, 3706), (340, 2507), (391, 2180), (436, 1955), (460, 1853), (545, 1564), (782, 1090)]