395127580

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{769}}^1\times {\mathrm{1117}}^1$

素因数の和:1918

約数の個数: 48

約数和(自身を含む): 867746880

約数和(自身を除く): 472619300

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 769, 1117, 1538, 2234, 3076, 3845, 4468, 5585, 7690, 11170, 15380, 17687, 22340, 25691, 35374, 51382, 70748, 88435, 102764, 128455, 176870, 256910, 353740, 513820, 858973, 1717946, 3435892, 4294865, 8589730, 17179460, 19756379, 39512758, 79025516, 98781895, 197563790, 395127580]

約数ペア:

[(1, 395127580), (2, 197563790), (4, 98781895), (5, 79025516), (10, 39512758), (20, 19756379), (23, 17179460), (46, 8589730), (92, 4294865), (115, 3435892), (230, 1717946), (460, 858973), (769, 513820), (1117, 353740), (1538, 256910), (2234, 176870), (3076, 128455), (3845, 102764), (4468, 88435), (5585, 70748), (7690, 51382), (11170, 35374), (15380, 25691), (17687, 22340)]