22147420

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{137}}^2$

素因数の和:342

約数の個数: 36

約数和(自身を含む): 47645640

約数和(自身を除く): 25498220

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 137, 236, 274, 295, 548, 590, 685, 1180, 1370, 2740, 8083, 16166, 18769, 32332, 37538, 40415, 75076, 80830, 93845, 161660, 187690, 375380, 1107371, 2214742, 4429484, 5536855, 11073710, 22147420]

約数ペア:

[(1, 22147420), (2, 11073710), (4, 5536855), (5, 4429484), (10, 2214742), (20, 1107371), (59, 375380), (118, 187690), (137, 161660), (236, 93845), (274, 80830), (295, 75076), (548, 40415), (590, 37538), (685, 32332), (1180, 18769), (1370, 16166), (2740, 8083)]