9925990

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{193}}^1$

素因数の和:376

約数の個数: 32

約数和(自身を含む): 18577440

約数和(自身を除く): 8651450

約数列:

[1, 2, 5, 10, 37, 74, 139, 185, 193, 278, 370, 386, 695, 965, 1390, 1930, 5143, 7141, 10286, 14282, 25715, 26827, 35705, 51430, 53654, 71410, 134135, 268270, 992599, 1985198, 4962995, 9925990]

約数ペア:

[(1, 9925990), (2, 4962995), (5, 1985198), (10, 992599), (37, 268270), (74, 134135), (139, 71410), (185, 53654), (193, 51430), (278, 35705), (370, 26827), (386, 25715), (695, 14282), (965, 10286), (1390, 7141), (1930, 5143)]