20210872790

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{2529521}}^1$

素因数の和:2529592

約数の個数: 32

約数和(自身を含む): 39339126144

約数和(自身を除く): 19128253354

約数列:

[1, 2, 5, 10, 17, 34, 47, 85, 94, 170, 235, 470, 799, 1598, 3995, 7990, 2529521, 5059042, 12647605, 25295210, 43001857, 86003714, 118887487, 215009285, 237774974, 430018570, 594437435, 1188874870, 2021087279, 4042174558, 10105436395, 20210872790]

約数ペア:

[(1, 20210872790), (2, 10105436395), (5, 4042174558), (10, 2021087279), (17, 1188874870), (34, 594437435), (47, 430018570), (85, 237774974), (94, 215009285), (170, 118887487), (235, 86003714), (470, 43001857), (799, 25295210), (1598, 12647605), (3995, 5059042), (7990, 2529521)]