2149405540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{65173}}^1$

素因数の和:65296

約数の個数: 48

約数和(自身を含む): 4828611312

約数和(自身を除く): 2679205772

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 97, 170, 194, 340, 388, 485, 970, 1649, 1940, 3298, 6596, 8245, 16490, 32980, 65173, 130346, 260692, 325865, 651730, 1107941, 1303460, 2215882, 4431764, 5539705, 6321781, 11079410, 12643562, 22158820, 25287124, 31608905, 63217810, 107470277, 126435620, 214940554, 429881108, 537351385, 1074702770, 2149405540]

約数ペア:

[(1, 2149405540), (2, 1074702770), (4, 537351385), (5, 429881108), (10, 214940554), (17, 126435620), (20, 107470277), (34, 63217810), (68, 31608905), (85, 25287124), (97, 22158820), (170, 12643562), (194, 11079410), (340, 6321781), (388, 5539705), (485, 4431764), (970, 2215882), (1649, 1303460), (1940, 1107941), (3298, 651730), (6596, 325865), (8245, 260692), (16490, 130346), (32980, 65173)]