1220528048

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{157}}^1\times {\mathrm{3709}}^1$

素因数の和:4005

約数の個数: 40

約数和(自身を含む): 2398648560

約数和(自身を除く): 1178120512

約数列:

[1, 2, 4, 8, 16, 131, 157, 262, 314, 524, 628, 1048, 1256, 2096, 2512, 3709, 7418, 14836, 20567, 29672, 41134, 59344, 82268, 164536, 329072, 485879, 582313, 971758, 1164626, 1943516, 2329252, 3887032, 4658504, 7774064, 9317008, 76283003, 152566006, 305132012, 610264024, 1220528048]

約数ペア:

[(1, 1220528048), (2, 610264024), (4, 305132012), (8, 152566006), (16, 76283003), (131, 9317008), (157, 7774064), (262, 4658504), (314, 3887032), (524, 2329252), (628, 1943516), (1048, 1164626), (1256, 971758), (2096, 582313), (2512, 485879), (3709, 329072), (7418, 164536), (14836, 82268), (20567, 59344), (29672, 41134)]