1777527140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{275159}}^1$

素因数の和:275204

約数の個数: 48

約数和(自身を含む): 4160419200

約数和(自身を除く): 2382892060

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 3230, 6460, 275159, 550318, 1100636, 1375795, 2751590, 4677703, 5228021, 5503180, 9355406, 10456042, 18710812, 20912084, 23388515, 26140105, 46777030, 52280210, 88876357, 93554060, 104560420, 177752714, 355505428, 444381785, 888763570, 1777527140]

約数ペア:

[(1, 1777527140), (2, 888763570), (4, 444381785), (5, 355505428), (10, 177752714), (17, 104560420), (19, 93554060), (20, 88876357), (34, 52280210), (38, 46777030), (68, 26140105), (76, 23388515), (85, 20912084), (95, 18710812), (170, 10456042), (190, 9355406), (323, 5503180), (340, 5228021), (380, 4677703), (646, 2751590), (1292, 1375795), (1615, 1100636), (3230, 550318), (6460, 275159)]