40040210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{6427}}^1$

素因数の和:6530

約数の個数: 32

約数和(自身を含む): 83306880

約数和(自身を除く): 43266670

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 89, 178, 445, 623, 890, 1246, 3115, 6230, 6427, 12854, 32135, 44989, 64270, 89978, 224945, 449890, 572003, 1144006, 2860015, 4004021, 5720030, 8008042, 20020105, 40040210]

約数ペア:

[(1, 40040210), (2, 20020105), (5, 8008042), (7, 5720030), (10, 4004021), (14, 2860015), (35, 1144006), (70, 572003), (89, 449890), (178, 224945), (445, 89978), (623, 64270), (890, 44989), (1246, 32135), (3115, 12854), (6230, 6427)]