1979840

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{269}}^1$

素因数の和:309

約数の個数: 56

約数和(自身を含む): 4937760

約数和(自身を除く): 2957920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 160, 184, 230, 269, 320, 368, 460, 538, 736, 920, 1076, 1345, 1472, 1840, 2152, 2690, 3680, 4304, 5380, 6187, 7360, 8608, 10760, 12374, 17216, 21520, 24748, 30935, 43040, 49496, 61870, 86080, 98992, 123740, 197984, 247480, 395968, 494960, 989920, 1979840]

約数ペア:

[(1, 1979840), (2, 989920), (4, 494960), (5, 395968), (8, 247480), (10, 197984), (16, 123740), (20, 98992), (23, 86080), (32, 61870), (40, 49496), (46, 43040), (64, 30935), (80, 24748), (92, 21520), (115, 17216), (160, 12374), (184, 10760), (230, 8608), (269, 7360), (320, 6187), (368, 5380), (460, 4304), (538, 3680), (736, 2690), (920, 2152), (1076, 1840), (1345, 1472)]