559675220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{20899}}^1$

素因数の和:21024

約数の個数: 48

約数和(自身を含む): 1278076800

約数和(自身を除く): 718401580

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 103, 130, 206, 260, 412, 515, 1030, 1339, 2060, 2678, 5356, 6695, 13390, 20899, 26780, 41798, 83596, 104495, 208990, 271687, 417980, 543374, 1086748, 1358435, 2152597, 2716870, 4305194, 5433740, 8610388, 10762985, 21525970, 27983761, 43051940, 55967522, 111935044, 139918805, 279837610, 559675220]

約数ペア:

[(1, 559675220), (2, 279837610), (4, 139918805), (5, 111935044), (10, 55967522), (13, 43051940), (20, 27983761), (26, 21525970), (52, 10762985), (65, 8610388), (103, 5433740), (130, 4305194), (206, 2716870), (260, 2152597), (412, 1358435), (515, 1086748), (1030, 543374), (1339, 417980), (2060, 271687), (2678, 208990), (5356, 104495), (6695, 83596), (13390, 41798), (20899, 26780)]