50320940

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{563}}^1$

素因数の和:722

約数の個数: 48

約数和(自身を含む): 109438560

約数和(自身を除く): 59117620

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 109, 164, 205, 218, 410, 436, 545, 563, 820, 1090, 1126, 2180, 2252, 2815, 4469, 5630, 8938, 11260, 17876, 22345, 23083, 44690, 46166, 61367, 89380, 92332, 115415, 122734, 230830, 245468, 306835, 461660, 613670, 1227340, 2516047, 5032094, 10064188, 12580235, 25160470, 50320940]

約数ペア:

[(1, 50320940), (2, 25160470), (4, 12580235), (5, 10064188), (10, 5032094), (20, 2516047), (41, 1227340), (82, 613670), (109, 461660), (164, 306835), (205, 245468), (218, 230830), (410, 122734), (436, 115415), (545, 92332), (563, 89380), (820, 61367), (1090, 46166), (1126, 44690), (2180, 23083), (2252, 22345), (2815, 17876), (4469, 11260), (5630, 8938)]