1211779010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{10099}}^1$

素因数の和:10203

約数の個数: 48

約数和(自身を含む): 2395396800

約数和(自身を除く): 1183617790

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 130, 142, 169, 338, 355, 710, 845, 923, 1690, 1846, 4615, 9230, 10099, 11999, 20198, 23998, 50495, 59995, 100990, 119990, 131287, 262574, 656435, 717029, 1312870, 1434058, 1706731, 3413462, 3585145, 7170290, 8533655, 9321377, 17067310, 18642754, 46606885, 93213770, 121177901, 242355802, 605889505, 1211779010]

約数ペア:

[(1, 1211779010), (2, 605889505), (5, 242355802), (10, 121177901), (13, 93213770), (26, 46606885), (65, 18642754), (71, 17067310), (130, 9321377), (142, 8533655), (169, 7170290), (338, 3585145), (355, 3413462), (710, 1706731), (845, 1434058), (923, 1312870), (1690, 717029), (1846, 656435), (4615, 262574), (9230, 131287), (10099, 119990), (11999, 100990), (20198, 59995), (23998, 50495)]