1320240070

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{17921}}^1$

素因数の和:18120

約数の個数: 32

約数和(自身を含む): 2438825760

約数和(自身を除く): 1118585690

約数列:

[1, 2, 5, 10, 53, 106, 139, 265, 278, 530, 695, 1390, 7367, 14734, 17921, 35842, 36835, 73670, 89605, 179210, 949813, 1899626, 2491019, 4749065, 4982038, 9498130, 12455095, 24910190, 132024007, 264048014, 660120035, 1320240070]

約数ペア:

[(1, 1320240070), (2, 660120035), (5, 264048014), (10, 132024007), (53, 24910190), (106, 12455095), (139, 9498130), (265, 4982038), (278, 4749065), (530, 2491019), (695, 1899626), (1390, 949813), (7367, 179210), (14734, 89605), (17921, 73670), (35842, 36835)]