4004480

素因数分解:

$2^7\times 5^1\times {\mathrm{6257}}^1$

素因数の和:6276

約数の個数: 32

約数和(自身を含む): 9574740

約数和(自身を除く): 5570260

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 6257, 12514, 25028, 31285, 50056, 62570, 100112, 125140, 200224, 250280, 400448, 500560, 800896, 1001120, 2002240, 4004480]

約数ペア:

[(1, 4004480), (2, 2002240), (4, 1001120), (5, 800896), (8, 500560), (10, 400448), (16, 250280), (20, 200224), (32, 125140), (40, 100112), (64, 62570), (80, 50056), (128, 31285), (160, 25028), (320, 12514), (640, 6257)]