12718020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{283}}^1$

素因数の和:409

約数の個数: 96

約数和(自身を含む): 41223168

約数和(自身を除く): 28505148

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 107, 140, 210, 214, 283, 321, 420, 428, 535, 566, 642, 749, 849, 1070, 1132, 1284, 1415, 1498, 1605, 1698, 1981, 2140, 2247, 2830, 2996, 3210, 3396, 3745, 3962, 4245, 4494, 5660, 5943, 6420, 7490, 7924, 8490, 8988, 9905, 11235, 11886, 14980, 16980, 19810, 22470, 23772, 29715, 30281, 39620, 44940, 59430, 60562, 90843, 118860, 121124, 151405, 181686, 211967, 302810, 363372, 423934, 454215, 605620, 635901, 847868, 908430, 1059835, 1271802, 1816860, 2119670, 2543604, 3179505, 4239340, 6359010, 12718020]

約数ペア:

[(1, 12718020), (2, 6359010), (3, 4239340), (4, 3179505), (5, 2543604), (6, 2119670), (7, 1816860), (10, 1271802), (12, 1059835), (14, 908430), (15, 847868), (20, 635901), (21, 605620), (28, 454215), (30, 423934), (35, 363372), (42, 302810), (60, 211967), (70, 181686), (84, 151405), (105, 121124), (107, 118860), (140, 90843), (210, 60562), (214, 59430), (283, 44940), (321, 39620), (420, 30281), (428, 29715), (535, 23772), (566, 22470), (642, 19810), (749, 16980), (849, 14980), (1070, 11886), (1132, 11235), (1284, 9905), (1415, 8988), (1498, 8490), (1605, 7924), (1698, 7490), (1981, 6420), (2140, 5943), (2247, 5660), (2830, 4494), (2996, 4245), (3210, 3962), (3396, 3745)]