1861810

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1$

素因数の和:306

約数の個数: 32

約数和(自身を含む): 3628800

約数和(自身を除く): 1766990

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 190, 205, 239, 410, 478, 779, 1195, 1558, 2390, 3895, 4541, 7790, 9082, 9799, 19598, 22705, 45410, 48995, 97990, 186181, 372362, 930905, 1861810]

約数ペア:

[(1, 1861810), (2, 930905), (5, 372362), (10, 186181), (19, 97990), (38, 48995), (41, 45410), (82, 22705), (95, 19598), (190, 9799), (205, 9082), (239, 7790), (410, 4541), (478, 3895), (779, 2390), (1195, 1558)]