20131025540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2303321}}^1$

素因数の和:2303372

約数の個数: 48

約数和(自身を含む): 46434971520

約数和(自身を除く): 26303945980

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 874, 1748, 2185, 4370, 8740, 2303321, 4606642, 9213284, 11516605, 23033210, 43763099, 46066420, 52976383, 87526198, 105952766, 175052396, 211905532, 218815495, 264881915, 437630990, 529763830, 875261980, 1006551277, 1059527660, 2013102554, 4026205108, 5032756385, 10065512770, 20131025540]

約数ペア:

[(1, 20131025540), (2, 10065512770), (4, 5032756385), (5, 4026205108), (10, 2013102554), (19, 1059527660), (20, 1006551277), (23, 875261980), (38, 529763830), (46, 437630990), (76, 264881915), (92, 218815495), (95, 211905532), (115, 175052396), (190, 105952766), (230, 87526198), (380, 52976383), (437, 46066420), (460, 43763099), (874, 23033210), (1748, 11516605), (2185, 9213284), (4370, 4606642), (8740, 2303321)]