319556020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{99241}}^1$

素因数の和:99280

約数の個数: 48

約数和(自身を含む): 800287488

約数和(自身を除く): 480731468

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 99241, 198482, 396964, 496205, 694687, 992410, 1389374, 1984820, 2282543, 2778748, 3473435, 4565086, 6946870, 9130172, 11412715, 13893740, 15977801, 22825430, 31955602, 45650860, 63911204, 79889005, 159778010, 319556020]

約数ペア:

[(1, 319556020), (2, 159778010), (4, 79889005), (5, 63911204), (7, 45650860), (10, 31955602), (14, 22825430), (20, 15977801), (23, 13893740), (28, 11412715), (35, 9130172), (46, 6946870), (70, 4565086), (92, 3473435), (115, 2778748), (140, 2282543), (161, 1984820), (230, 1389374), (322, 992410), (460, 694687), (644, 496205), (805, 396964), (1610, 198482), (3220, 99241)]