27139220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71419}}^1$

素因数の和:71447

約数の個数: 24

約数和(自身を含む): 59992800

約数和(自身を除く): 32853580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 71419, 142838, 285676, 357095, 714190, 1356961, 1428380, 2713922, 5427844, 6784805, 13569610, 27139220]

約数ペア:

[(1, 27139220), (2, 13569610), (4, 6784805), (5, 5427844), (10, 2713922), (19, 1428380), (20, 1356961), (38, 714190), (76, 357095), (95, 285676), (190, 142838), (380, 71419)]