31077340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{4723}}^1$

素因数の和:4786

約数の個数: 48

約数和(自身を含む): 76188672

約数和(自身を除く): 45111332

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 3290, 4723, 6580, 9446, 18892, 23615, 33061, 47230, 66122, 94460, 132244, 165305, 221981, 330610, 443962, 661220, 887924, 1109905, 1553867, 2219810, 3107734, 4439620, 6215468, 7769335, 15538670, 31077340]

約数ペア:

[(1, 31077340), (2, 15538670), (4, 7769335), (5, 6215468), (7, 4439620), (10, 3107734), (14, 2219810), (20, 1553867), (28, 1109905), (35, 887924), (47, 661220), (70, 443962), (94, 330610), (140, 221981), (188, 165305), (235, 132244), (329, 94460), (470, 66122), (658, 47230), (940, 33061), (1316, 23615), (1645, 18892), (3290, 9446), (4723, 6580)]