211700740

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{5171}}^1$

素因数の和:5292

約数の個数: 48

約数和(自身を含む): 469203840

約数和(自身を除く): 257503100

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 89, 92, 115, 178, 230, 356, 445, 460, 890, 1780, 2047, 4094, 5171, 8188, 10235, 10342, 20470, 20684, 25855, 40940, 51710, 103420, 118933, 237866, 460219, 475732, 594665, 920438, 1189330, 1840876, 2301095, 2378660, 4602190, 9204380, 10585037, 21170074, 42340148, 52925185, 105850370, 211700740]

約数ペア:

[(1, 211700740), (2, 105850370), (4, 52925185), (5, 42340148), (10, 21170074), (20, 10585037), (23, 9204380), (46, 4602190), (89, 2378660), (92, 2301095), (115, 1840876), (178, 1189330), (230, 920438), (356, 594665), (445, 475732), (460, 460219), (890, 237866), (1780, 118933), (2047, 103420), (4094, 51710), (5171, 40940), (8188, 25855), (10235, 20684), (10342, 20470)]