200728540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{11239}}^1$

素因数の和:11314

約数の個数: 48

約数和(自身を含む): 453196800

約数和(自身を除く): 252468260

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 47, 76, 94, 95, 188, 190, 235, 380, 470, 893, 940, 1786, 3572, 4465, 8930, 11239, 17860, 22478, 44956, 56195, 112390, 213541, 224780, 427082, 528233, 854164, 1056466, 1067705, 2112932, 2135410, 2641165, 4270820, 5282330, 10036427, 10564660, 20072854, 40145708, 50182135, 100364270, 200728540]

約数ペア:

[(1, 200728540), (2, 100364270), (4, 50182135), (5, 40145708), (10, 20072854), (19, 10564660), (20, 10036427), (38, 5282330), (47, 4270820), (76, 2641165), (94, 2135410), (95, 2112932), (188, 1067705), (190, 1056466), (235, 854164), (380, 528233), (470, 427082), (893, 224780), (940, 213541), (1786, 112390), (3572, 56195), (4465, 44956), (8930, 22478), (11239, 17860)]