10198040

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2339}}^1$

素因数の和:2459

約数の個数: 32

約数和(自身を含む): 23166000

約数和(自身を除く): 12967960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 2339, 4360, 4678, 9356, 11695, 18712, 23390, 46780, 93560, 254951, 509902, 1019804, 1274755, 2039608, 2549510, 5099020, 10198040]

約数ペア:

[(1, 10198040), (2, 5099020), (4, 2549510), (5, 2039608), (8, 1274755), (10, 1019804), (20, 509902), (40, 254951), (109, 93560), (218, 46780), (436, 23390), (545, 18712), (872, 11695), (1090, 9356), (2180, 4678), (2339, 4360)]