210855730

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{20939}}^1$

素因数の和:21018

約数の個数: 32

約数和(自身を含む): 407073600

約数和(自身を除く): 196217870

約数列:

[1, 2, 5, 10, 19, 38, 53, 95, 106, 190, 265, 530, 1007, 2014, 5035, 10070, 20939, 41878, 104695, 209390, 397841, 795682, 1109767, 1989205, 2219534, 3978410, 5548835, 11097670, 21085573, 42171146, 105427865, 210855730]

約数ペア:

[(1, 210855730), (2, 105427865), (5, 42171146), (10, 21085573), (19, 11097670), (38, 5548835), (53, 3978410), (95, 2219534), (106, 1989205), (190, 1109767), (265, 795682), (530, 397841), (1007, 209390), (2014, 104695), (5035, 41878), (10070, 20939)]