2780724

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{317}}^1$

素因数の和:384

約数の個数: 48

約数和(自身を含む): 7051968

約数和(自身を除く): 4271244

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 43, 51, 68, 86, 102, 129, 172, 204, 258, 317, 516, 634, 731, 951, 1268, 1462, 1902, 2193, 2924, 3804, 4386, 5389, 8772, 10778, 13631, 16167, 21556, 27262, 32334, 40893, 54524, 64668, 81786, 163572, 231727, 463454, 695181, 926908, 1390362, 2780724]

約数ペア:

[(1, 2780724), (2, 1390362), (3, 926908), (4, 695181), (6, 463454), (12, 231727), (17, 163572), (34, 81786), (43, 64668), (51, 54524), (68, 40893), (86, 32334), (102, 27262), (129, 21556), (172, 16167), (204, 13631), (258, 10778), (317, 8772), (516, 5389), (634, 4386), (731, 3804), (951, 2924), (1268, 2193), (1462, 1902)]