20188152060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{431}}^1\times {\mathrm{780671}}^1$

素因数の和:781114

約数の個数: 48

約数和(自身を含む): 56658051072

約数和(自身を除く): 36469899012

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 431, 862, 1293, 1724, 2155, 2586, 4310, 5172, 6465, 8620, 12930, 25860, 780671, 1561342, 2342013, 3122684, 3903355, 4684026, 7806710, 9368052, 11710065, 15613420, 23420130, 46840260, 336469201, 672938402, 1009407603, 1345876804, 1682346005, 2018815206, 3364692010, 4037630412, 5047038015, 6729384020, 10094076030, 20188152060]

約数ペア:

[(1, 20188152060), (2, 10094076030), (3, 6729384020), (4, 5047038015), (5, 4037630412), (6, 3364692010), (10, 2018815206), (12, 1682346005), (15, 1345876804), (20, 1009407603), (30, 672938402), (60, 336469201), (431, 46840260), (862, 23420130), (1293, 15613420), (1724, 11710065), (2155, 9368052), (2586, 7806710), (4310, 4684026), (5172, 3903355), (6465, 3122684), (8620, 2342013), (12930, 1561342), (25860, 780671)]