61721860

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{106417}}^1$

素因数の和:106455

約数の個数: 24

約数和(自身を含む): 134086680

約数和(自身を除く): 72364820

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 106417, 212834, 425668, 532085, 1064170, 2128340, 3086093, 6172186, 12344372, 15430465, 30860930, 61721860]

約数ペア:

[(1, 61721860), (2, 30860930), (4, 15430465), (5, 12344372), (10, 6172186), (20, 3086093), (29, 2128340), (58, 1064170), (116, 532085), (145, 425668), (290, 212834), (580, 106417)]