20309460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{14717}}^1$

素因数の和:14752

約数の個数: 48

約数和(自身を含む): 59342976

約数和(自身を除く): 39033516

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 14717, 29434, 44151, 58868, 73585, 88302, 147170, 176604, 220755, 294340, 338491, 441510, 676982, 883020, 1015473, 1353964, 1692455, 2030946, 3384910, 4061892, 5077365, 6769820, 10154730, 20309460]

約数ペア:

[(1, 20309460), (2, 10154730), (3, 6769820), (4, 5077365), (5, 4061892), (6, 3384910), (10, 2030946), (12, 1692455), (15, 1353964), (20, 1015473), (23, 883020), (30, 676982), (46, 441510), (60, 338491), (69, 294340), (92, 220755), (115, 176604), (138, 147170), (230, 88302), (276, 73585), (345, 58868), (460, 44151), (690, 29434), (1380, 14717)]