154043620

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{71983}}^1$

素因数の和:72099

約数の個数: 24

約数和(自身を含む): 326519424

約数和(自身を除く): 172475804

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 71983, 143966, 287932, 359915, 719830, 1439660, 7702181, 15404362, 30808724, 38510905, 77021810, 154043620]

約数ペア:

[(1, 154043620), (2, 77021810), (4, 38510905), (5, 30808724), (10, 15404362), (20, 7702181), (107, 1439660), (214, 719830), (428, 359915), (535, 287932), (1070, 143966), (2140, 71983)]