4268540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1$

素因数の和:314

約数の個数: 48

約数和(自身を含む): 9676800

約数和(自身を除く): 5408260

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 47, 76, 94, 95, 188, 190, 235, 239, 380, 470, 478, 893, 940, 956, 1195, 1786, 2390, 3572, 4465, 4541, 4780, 8930, 9082, 11233, 17860, 18164, 22466, 22705, 44932, 45410, 56165, 90820, 112330, 213427, 224660, 426854, 853708, 1067135, 2134270, 4268540]

約数ペア:

[(1, 4268540), (2, 2134270), (4, 1067135), (5, 853708), (10, 426854), (19, 224660), (20, 213427), (38, 112330), (47, 90820), (76, 56165), (94, 45410), (95, 44932), (188, 22705), (190, 22466), (235, 18164), (239, 17860), (380, 11233), (470, 9082), (478, 8930), (893, 4780), (940, 4541), (956, 4465), (1195, 3572), (1786, 2390)]