2005070

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:260

約数の個数: 32

約数和(自身を含む): 3883680

約数和(自身を除く): 1878610

約数列:

[1, 2, 5, 10, 19, 38, 61, 95, 122, 173, 190, 305, 346, 610, 865, 1159, 1730, 2318, 3287, 5795, 6574, 10553, 11590, 16435, 21106, 32870, 52765, 105530, 200507, 401014, 1002535, 2005070]

約数ペア:

[(1, 2005070), (2, 1002535), (5, 401014), (10, 200507), (19, 105530), (38, 52765), (61, 32870), (95, 21106), (122, 16435), (173, 11590), (190, 10553), (305, 6574), (346, 5795), (610, 3287), (865, 2318), (1159, 1730)]