1420022020

素因数分解:

$2^2\times 5^1\times {\mathrm{4201}}^1\times {\mathrm{16901}}^1$

素因数の和:21111

約数の個数: 24

約数和(自身を含む): 2982932568

約数和(自身を除く): 1562910548

約数列:

[1, 2, 4, 5, 10, 20, 4201, 8402, 16804, 16901, 21005, 33802, 42010, 67604, 84020, 84505, 169010, 338020, 71001101, 142002202, 284004404, 355005505, 710011010, 1420022020]

約数ペア:

[(1, 1420022020), (2, 710011010), (4, 355005505), (5, 284004404), (10, 142002202), (20, 71001101), (4201, 338020), (8402, 169010), (16804, 84505), (16901, 84020), (21005, 67604), (33802, 42010)]