20565681430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{60689}}^1$

素因数の和:60853

約数の個数: 64

約数和(自身を含む): 43626885120

約数和(自身を除く): 23061203690

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 70, 94, 103, 206, 235, 329, 470, 515, 658, 721, 1030, 1442, 1645, 3290, 3605, 4841, 7210, 9682, 24205, 33887, 48410, 60689, 67774, 121378, 169435, 303445, 338870, 424823, 606890, 849646, 2124115, 2852383, 4248230, 5704766, 6250967, 12501934, 14261915, 19966681, 28523830, 31254835, 39933362, 43756769, 62509670, 87513538, 99833405, 199666810, 218783845, 293795449, 437567690, 587590898, 1468977245, 2056568143, 2937954490, 4113136286, 10282840715, 20565681430]

約数ペア:

[(1, 20565681430), (2, 10282840715), (5, 4113136286), (7, 2937954490), (10, 2056568143), (14, 1468977245), (35, 587590898), (47, 437567690), (70, 293795449), (94, 218783845), (103, 199666810), (206, 99833405), (235, 87513538), (329, 62509670), (470, 43756769), (515, 39933362), (658, 31254835), (721, 28523830), (1030, 19966681), (1442, 14261915), (1645, 12501934), (3290, 6250967), (3605, 5704766), (4841, 4248230), (7210, 2852383), (9682, 2124115), (24205, 849646), (33887, 606890), (48410, 424823), (60689, 338870), (67774, 303445), (121378, 169435)]