1880457637220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{10939}}^1\times {\mathrm{209639}}^1$

素因数の和:220628

約数の個数: 48

約数和(自身を含む): 4045666262400

約数和(自身を除く): 2165208625180

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 10939, 21878, 43756, 54695, 109390, 209639, 218780, 419278, 448499, 838556, 896998, 1048195, 1793996, 2096390, 2242495, 4192780, 4484990, 8595199, 8969980, 17190398, 34380796, 42975995, 85951990, 171903980, 2293241021, 4586482042, 9172964084, 11466205105, 22932410210, 45864820420, 94022881861, 188045763722, 376091527444, 470114409305, 940228818610, 1880457637220]

約数ペア:

[(1, 1880457637220), (2, 940228818610), (4, 470114409305), (5, 376091527444), (10, 188045763722), (20, 94022881861), (41, 45864820420), (82, 22932410210), (164, 11466205105), (205, 9172964084), (410, 4586482042), (820, 2293241021), (10939, 171903980), (21878, 85951990), (43756, 42975995), (54695, 34380796), (109390, 17190398), (209639, 8969980), (218780, 8595199), (419278, 4484990), (448499, 4192780), (838556, 2242495), (896998, 2096390), (1048195, 1793996)]