381003460

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{178039}}^1$

素因数の和:178155

約数の個数: 24

約数和(自身を含む): 807589440

約数和(自身を除く): 426585980

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 178039, 356078, 712156, 890195, 1780390, 3560780, 19050173, 38100346, 76200692, 95250865, 190501730, 381003460]

約数ペア:

[(1, 381003460), (2, 190501730), (4, 95250865), (5, 76200692), (10, 38100346), (20, 19050173), (107, 3560780), (214, 1780390), (428, 890195), (535, 712156), (1070, 356078), (2140, 178039)]