148806680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{338197}}^1$

素因数の和:338219

約数の個数: 32

約数和(自身を含む): 365253840

約数和(自身を除く): 216447160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 338197, 676394, 1352788, 1690985, 2705576, 3381970, 3720167, 6763940, 7440334, 13527880, 14880668, 18600835, 29761336, 37201670, 74403340, 148806680]

約数ペア:

[(1, 148806680), (2, 74403340), (4, 37201670), (5, 29761336), (8, 18600835), (10, 14880668), (11, 13527880), (20, 7440334), (22, 6763940), (40, 3720167), (44, 3381970), (55, 2705576), (88, 1690985), (110, 1352788), (220, 676394), (440, 338197)]