20256960

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{21101}}^1$

素因数の和:21121

約数の個数: 56

約数和(自身を含む): 64318896

約数和(自身を除く): 44061936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 21101, 42202, 63303, 84404, 105505, 126606, 168808, 211010, 253212, 316515, 337616, 422020, 506424, 633030, 675232, 844040, 1012848, 1266060, 1350464, 1688080, 2025696, 2532120, 3376160, 4051392, 5064240, 6752320, 10128480, 20256960]

約数ペア:

[(1, 20256960), (2, 10128480), (3, 6752320), (4, 5064240), (5, 4051392), (6, 3376160), (8, 2532120), (10, 2025696), (12, 1688080), (15, 1350464), (16, 1266060), (20, 1012848), (24, 844040), (30, 675232), (32, 633030), (40, 506424), (48, 422020), (60, 337616), (64, 316515), (80, 253212), (96, 211010), (120, 168808), (160, 126606), (192, 105505), (240, 84404), (320, 63303), (480, 42202), (960, 21101)]