629920

素因数分解:

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

素因数の和:173

約数の個数: 48

約数和(自身を含む): 1548288

約数和(自身を除く): 918368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 127, 155, 160, 248, 254, 310, 496, 508, 620, 635, 992, 1016, 1240, 1270, 2032, 2480, 2540, 3937, 4064, 4960, 5080, 7874, 10160, 15748, 19685, 20320, 31496, 39370, 62992, 78740, 125984, 157480, 314960, 629920]

約数ペア:

[(1, 629920), (2, 314960), (4, 157480), (5, 125984), (8, 78740), (10, 62992), (16, 39370), (20, 31496), (31, 20320), (32, 19685), (40, 15748), (62, 10160), (80, 7874), (124, 5080), (127, 4960), (155, 4064), (160, 3937), (248, 2540), (254, 2480), (310, 2032), (496, 1270), (508, 1240), (620, 1016), (635, 992)]