1788635740

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{35251}}^1$

素因数の和:35362

約数の個数: 48

約数和(自身を含む): 3908741760

約数和(自身を除く): 2120106020

約数列:

[1, 2, 4, 5, 10, 20, 43, 59, 86, 118, 172, 215, 236, 295, 430, 590, 860, 1180, 2537, 5074, 10148, 12685, 25370, 35251, 50740, 70502, 141004, 176255, 352510, 705020, 1515793, 2079809, 3031586, 4159618, 6063172, 7578965, 8319236, 10399045, 15157930, 20798090, 30315860, 41596180, 89431787, 178863574, 357727148, 447158935, 894317870, 1788635740]

約数ペア:

[(1, 1788635740), (2, 894317870), (4, 447158935), (5, 357727148), (10, 178863574), (20, 89431787), (43, 41596180), (59, 30315860), (86, 20798090), (118, 15157930), (172, 10399045), (215, 8319236), (236, 7578965), (295, 6063172), (430, 4159618), (590, 3031586), (860, 2079809), (1180, 1515793), (2537, 705020), (5074, 352510), (10148, 176255), (12685, 141004), (25370, 70502), (35251, 50740)]