8239160

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{293}}^1$

素因数の和:360

約数の個数: 64

約数和(自身を含む): 20109600

約数和(自身を除く): 11870440

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 37, 38, 40, 74, 76, 95, 148, 152, 185, 190, 293, 296, 370, 380, 586, 703, 740, 760, 1172, 1406, 1465, 1480, 2344, 2812, 2930, 3515, 5567, 5624, 5860, 7030, 10841, 11134, 11720, 14060, 21682, 22268, 27835, 28120, 43364, 44536, 54205, 55670, 86728, 108410, 111340, 205979, 216820, 222680, 411958, 433640, 823916, 1029895, 1647832, 2059790, 4119580, 8239160]

約数ペア:

[(1, 8239160), (2, 4119580), (4, 2059790), (5, 1647832), (8, 1029895), (10, 823916), (19, 433640), (20, 411958), (37, 222680), (38, 216820), (40, 205979), (74, 111340), (76, 108410), (95, 86728), (148, 55670), (152, 54205), (185, 44536), (190, 43364), (293, 28120), (296, 27835), (370, 22268), (380, 21682), (586, 14060), (703, 11720), (740, 11134), (760, 10841), (1172, 7030), (1406, 5860), (1465, 5624), (1480, 5567), (2344, 3515), (2812, 2930)]