222711380

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^2\times {\mathrm{71}}^2$

素因数の和:245

約数の個数: 54

約数和(自身を含む): 484681722

約数和(自身を除く): 261970342

約数列:

[1, 2, 4, 5, 10, 20, 47, 71, 94, 142, 188, 235, 284, 355, 470, 710, 940, 1420, 2209, 3337, 4418, 5041, 6674, 8836, 10082, 11045, 13348, 16685, 20164, 22090, 25205, 33370, 44180, 50410, 66740, 100820, 156839, 236927, 313678, 473854, 627356, 784195, 947708, 1184635, 1568390, 2369270, 3136780, 4738540, 11135569, 22271138, 44542276, 55677845, 111355690, 222711380]

約数ペア:

[(1, 222711380), (2, 111355690), (4, 55677845), (5, 44542276), (10, 22271138), (20, 11135569), (47, 4738540), (71, 3136780), (94, 2369270), (142, 1568390), (188, 1184635), (235, 947708), (284, 784195), (355, 627356), (470, 473854), (710, 313678), (940, 236927), (1420, 156839), (2209, 100820), (3337, 66740), (4418, 50410), (5041, 44180), (6674, 33370), (8836, 25205), (10082, 22090), (11045, 20164), (13348, 16685)]