200428120

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{46829}}^1$

素因数の和:46947

約数の個数: 32

約数和(自身を含む): 455187600

約数和(自身を除く): 254759480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 46829, 93658, 187316, 234145, 374632, 468290, 936580, 1873160, 5010703, 10021406, 20042812, 25053515, 40085624, 50107030, 100214060, 200428120]

約数ペア:

[(1, 200428120), (2, 100214060), (4, 50107030), (5, 40085624), (8, 25053515), (10, 20042812), (20, 10021406), (40, 5010703), (107, 1873160), (214, 936580), (428, 468290), (535, 374632), (856, 234145), (1070, 187316), (2140, 93658), (4280, 46829)]