1387926481980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{625192109}}^1$

素因数の和:625192158

約数の個数: 48

約数和(自身を含む): 3991226430240

約数和(自身を除く): 2603299948260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 2220, 625192109, 1250384218, 1875576327, 2500768436, 3125960545, 3751152654, 6251921090, 7502305308, 9377881635, 12503842180, 18755763270, 23132108033, 37511526540, 46264216066, 69396324099, 92528432132, 115660540165, 138792648198, 231321080330, 277585296396, 346981620495, 462642160660, 693963240990, 1387926481980]

約数ペア:

[(1, 1387926481980), (2, 693963240990), (3, 462642160660), (4, 346981620495), (5, 277585296396), (6, 231321080330), (10, 138792648198), (12, 115660540165), (15, 92528432132), (20, 69396324099), (30, 46264216066), (37, 37511526540), (60, 23132108033), (74, 18755763270), (111, 12503842180), (148, 9377881635), (185, 7502305308), (222, 6251921090), (370, 3751152654), (444, 3125960545), (555, 2500768436), (740, 1875576327), (1110, 1250384218), (2220, 625192109)]