20694360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5563}}^1$

素因数の和:5608

約数の個数: 64

約数和(自身を含む): 64097280

約数和(自身を除く): 43402920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 3720, 5563, 11126, 16689, 22252, 27815, 33378, 44504, 55630, 66756, 83445, 111260, 133512, 166890, 172453, 222520, 333780, 344906, 517359, 667560, 689812, 862265, 1034718, 1379624, 1724530, 2069436, 2586795, 3449060, 4138872, 5173590, 6898120, 10347180, 20694360]

約数ペア:

[(1, 20694360), (2, 10347180), (3, 6898120), (4, 5173590), (5, 4138872), (6, 3449060), (8, 2586795), (10, 2069436), (12, 1724530), (15, 1379624), (20, 1034718), (24, 862265), (30, 689812), (31, 667560), (40, 517359), (60, 344906), (62, 333780), (93, 222520), (120, 172453), (124, 166890), (155, 133512), (186, 111260), (248, 83445), (310, 66756), (372, 55630), (465, 44504), (620, 33378), (744, 27815), (930, 22252), (1240, 16689), (1860, 11126), (3720, 5563)]