12830020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{811}}^1$

素因数の和:940

約数の個数: 48

約数和(自身を含む): 31102848

約数和(自身を除く): 18272828

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 113, 140, 226, 452, 565, 791, 811, 1130, 1582, 1622, 2260, 3164, 3244, 3955, 4055, 5677, 7910, 8110, 11354, 15820, 16220, 22708, 28385, 56770, 91643, 113540, 183286, 366572, 458215, 641501, 916430, 1283002, 1832860, 2566004, 3207505, 6415010, 12830020]

約数ペア:

[(1, 12830020), (2, 6415010), (4, 3207505), (5, 2566004), (7, 1832860), (10, 1283002), (14, 916430), (20, 641501), (28, 458215), (35, 366572), (70, 183286), (113, 113540), (140, 91643), (226, 56770), (452, 28385), (565, 22708), (791, 16220), (811, 15820), (1130, 11354), (1582, 8110), (1622, 7910), (2260, 5677), (3164, 4055), (3244, 3955)]