4088960

素因数分解:

$2^7\times 5^1\times {\mathrm{6389}}^1$

素因数の和:6408

約数の個数: 32

約数和(自身を含む): 9776700

約数和(自身を除く): 5687740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 6389, 12778, 25556, 31945, 51112, 63890, 102224, 127780, 204448, 255560, 408896, 511120, 817792, 1022240, 2044480, 4088960]

約数ペア:

[(1, 4088960), (2, 2044480), (4, 1022240), (5, 817792), (8, 511120), (10, 408896), (16, 255560), (20, 204448), (32, 127780), (40, 102224), (64, 63890), (80, 51112), (128, 31945), (160, 25556), (320, 12778), (640, 6389)]