1995890220004

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{5743}}^1\times {\mathrm{65179}}^1$

素因数の和:71000

約数の個数: 48

約数和(自身を含む): 3690026475520

約数和(自身を除く): 1694136255516

約数列:

[1, 2, 4, 31, 43, 62, 86, 124, 172, 1333, 2666, 5332, 5743, 11486, 22972, 65179, 130358, 178033, 246949, 260716, 356066, 493898, 712132, 987796, 2020549, 2802697, 4041098, 5605394, 7655419, 8082196, 11210788, 15310838, 30621676, 86883607, 173767214, 347534428, 374322997, 748645994, 1497291988, 11604012907, 16095888871, 23208025814, 32191777742, 46416051628, 64383555484, 498972555001, 997945110002, 1995890220004]

約数ペア:

[(1, 1995890220004), (2, 997945110002), (4, 498972555001), (31, 64383555484), (43, 46416051628), (62, 32191777742), (86, 23208025814), (124, 16095888871), (172, 11604012907), (1333, 1497291988), (2666, 748645994), (5332, 374322997), (5743, 347534428), (11486, 173767214), (22972, 86883607), (65179, 30621676), (130358, 15310838), (178033, 11210788), (246949, 8082196), (260716, 7655419), (356066, 5605394), (493898, 4041098), (712132, 2802697), (987796, 2020549)]