8048375020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{645937}}^1$

素因数の和:646042

約数の個数: 48

約数和(自身を含む): 19533165120

約数和(自身を除く): 11484790100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 356, 445, 623, 890, 1246, 1780, 2492, 3115, 6230, 12460, 645937, 1291874, 2583748, 3229685, 4521559, 6459370, 9043118, 12918740, 18086236, 22607795, 45215590, 57488393, 90431180, 114976786, 229953572, 287441965, 402418751, 574883930, 804837502, 1149767860, 1609675004, 2012093755, 4024187510, 8048375020]

約数ペア:

[(1, 8048375020), (2, 4024187510), (4, 2012093755), (5, 1609675004), (7, 1149767860), (10, 804837502), (14, 574883930), (20, 402418751), (28, 287441965), (35, 229953572), (70, 114976786), (89, 90431180), (140, 57488393), (178, 45215590), (356, 22607795), (445, 18086236), (623, 12918740), (890, 9043118), (1246, 6459370), (1780, 4521559), (2492, 3229685), (3115, 2583748), (6230, 1291874), (12460, 645937)]