2021880970

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{62423}}^1$

素因数の和:62550

約数の個数: 32

約数和(自身を含む): 3775403520

約数和(自身を除く): 1753522550

約数列:

[1, 2, 5, 10, 41, 79, 82, 158, 205, 395, 410, 790, 3239, 6478, 16195, 32390, 62423, 124846, 312115, 624230, 2559343, 4931417, 5118686, 9862834, 12796715, 24657085, 25593430, 49314170, 202188097, 404376194, 1010940485, 2021880970]

約数ペア:

[(1, 2021880970), (2, 1010940485), (5, 404376194), (10, 202188097), (41, 49314170), (79, 25593430), (82, 24657085), (158, 12796715), (205, 9862834), (395, 5118686), (410, 4931417), (790, 2559343), (3239, 624230), (6478, 312115), (16195, 124846), (32390, 62423)]