39757140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{220873}}^1$

素因数の和:220888

約数の個数: 36

約数和(自身を含む): 120597204

約数和(自身を除く): 80840064

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 220873, 441746, 662619, 883492, 1104365, 1325238, 1987857, 2208730, 2650476, 3313095, 3975714, 4417460, 6626190, 7951428, 9939285, 13252380, 19878570, 39757140]

約数ペア:

[(1, 39757140), (2, 19878570), (3, 13252380), (4, 9939285), (5, 7951428), (6, 6626190), (9, 4417460), (10, 3975714), (12, 3313095), (15, 2650476), (18, 2208730), (20, 1987857), (30, 1325238), (36, 1104365), (45, 883492), (60, 662619), (90, 441746), (180, 220873)]