3650780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{293}}^1$

素因数の和:398

約数の個数: 48

約数和(自身を含む): 8890560

約数和(自身を除く): 5239780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 293, 356, 445, 586, 623, 890, 1172, 1246, 1465, 1780, 2051, 2492, 2930, 3115, 4102, 5860, 6230, 8204, 10255, 12460, 20510, 26077, 41020, 52154, 104308, 130385, 182539, 260770, 365078, 521540, 730156, 912695, 1825390, 3650780]

約数ペア:

[(1, 3650780), (2, 1825390), (4, 912695), (5, 730156), (7, 521540), (10, 365078), (14, 260770), (20, 182539), (28, 130385), (35, 104308), (70, 52154), (89, 41020), (140, 26077), (178, 20510), (293, 12460), (356, 10255), (445, 8204), (586, 6230), (623, 5860), (890, 4102), (1172, 3115), (1246, 2930), (1465, 2492), (1780, 2051)]