105904840

素因数分解:

$2^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{10067}}^1$

素因数の和:10341

約数の個数: 32

約数和(自身を含む): 239215680

約数和(自身を除く): 133310840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 263, 526, 1052, 1315, 2104, 2630, 5260, 10067, 10520, 20134, 40268, 50335, 80536, 100670, 201340, 402680, 2647621, 5295242, 10590484, 13238105, 21180968, 26476210, 52952420, 105904840]

約数ペア:

[(1, 105904840), (2, 52952420), (4, 26476210), (5, 21180968), (8, 13238105), (10, 10590484), (20, 5295242), (40, 2647621), (263, 402680), (526, 201340), (1052, 100670), (1315, 80536), (2104, 50335), (2630, 40268), (5260, 20134), (10067, 10520)]