12268960

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{6971}}^1$

素因数の和:6997

約数の個数: 48

約数和(自身を含む): 31624992

約数和(自身を除く): 19356032

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 6971, 13942, 27884, 34855, 55768, 69710, 76681, 111536, 139420, 153362, 223072, 278840, 306724, 383405, 557680, 613448, 766810, 1115360, 1226896, 1533620, 2453792, 3067240, 6134480, 12268960]

約数ペア:

[(1, 12268960), (2, 6134480), (4, 3067240), (5, 2453792), (8, 1533620), (10, 1226896), (11, 1115360), (16, 766810), (20, 613448), (22, 557680), (32, 383405), (40, 306724), (44, 278840), (55, 223072), (80, 153362), (88, 139420), (110, 111536), (160, 76681), (176, 69710), (220, 55768), (352, 34855), (440, 27884), (880, 13942), (1760, 6971)]