859790780

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{433}}^1\times {\mathrm{983}}^1$

素因数の和:1526

約数の個数: 48

約数和(自身を含む): 1829507904

約数和(自身を除く): 969717124

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 433, 505, 866, 983, 1010, 1732, 1966, 2020, 2165, 3932, 4330, 4915, 8660, 9830, 19660, 43733, 87466, 99283, 174932, 198566, 218665, 397132, 425639, 437330, 496415, 851278, 874660, 992830, 1702556, 1985660, 2128195, 4256390, 8512780, 42989539, 85979078, 171958156, 214947695, 429895390, 859790780]

約数ペア:

[(1, 859790780), (2, 429895390), (4, 214947695), (5, 171958156), (10, 85979078), (20, 42989539), (101, 8512780), (202, 4256390), (404, 2128195), (433, 1985660), (505, 1702556), (866, 992830), (983, 874660), (1010, 851278), (1732, 496415), (1966, 437330), (2020, 425639), (2165, 397132), (3932, 218665), (4330, 198566), (4915, 174932), (8660, 99283), (9830, 87466), (19660, 43733)]