1400627120

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{4447}}^1$

素因数の和:4618

約数の個数: 80

約数和(自身を含む): 3388735488

約数和(自身を除く): 1988108368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 127, 155, 248, 254, 310, 496, 508, 620, 635, 1016, 1240, 1270, 2032, 2480, 2540, 3937, 4447, 5080, 7874, 8894, 10160, 15748, 17788, 19685, 22235, 31496, 35576, 39370, 44470, 62992, 71152, 78740, 88940, 137857, 157480, 177880, 275714, 314960, 355760, 551428, 564769, 689285, 1102856, 1129538, 1378570, 2205712, 2259076, 2757140, 2823845, 4518152, 5514280, 5647690, 9036304, 11028560, 11295380, 17507839, 22590760, 35015678, 45181520, 70031356, 87539195, 140062712, 175078390, 280125424, 350156780, 700313560, 1400627120]

約数ペア:

[(1, 1400627120), (2, 700313560), (4, 350156780), (5, 280125424), (8, 175078390), (10, 140062712), (16, 87539195), (20, 70031356), (31, 45181520), (40, 35015678), (62, 22590760), (80, 17507839), (124, 11295380), (127, 11028560), (155, 9036304), (248, 5647690), (254, 5514280), (310, 4518152), (496, 2823845), (508, 2757140), (620, 2259076), (635, 2205712), (1016, 1378570), (1240, 1129538), (1270, 1102856), (2032, 689285), (2480, 564769), (2540, 551428), (3937, 355760), (4447, 314960), (5080, 275714), (7874, 177880), (8894, 157480), (10160, 137857), (15748, 88940), (17788, 78740), (19685, 71152), (22235, 62992), (31496, 44470), (35576, 39370)]