3918320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{6997}}^1$

素因数の和:7017

約数の個数: 40

約数和(自身を含む): 10413024

約数和(自身を除く): 6494704

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 6997, 13994, 27988, 34985, 48979, 55976, 69970, 97958, 111952, 139940, 195916, 244895, 279880, 391832, 489790, 559760, 783664, 979580, 1959160, 3918320]

約数ペア:

[(1, 3918320), (2, 1959160), (4, 979580), (5, 783664), (7, 559760), (8, 489790), (10, 391832), (14, 279880), (16, 244895), (20, 195916), (28, 139940), (35, 111952), (40, 97958), (56, 69970), (70, 55976), (80, 48979), (112, 34985), (140, 27988), (280, 13994), (560, 6997)]