20121557790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{167}}^1\times {\mathrm{38993}}^1$

素因数の和:39273

約数の個数: 64

約数和(自身を含む): 49053828096

約数和(自身を除く): 28932270306

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 103, 167, 206, 309, 334, 501, 515, 618, 835, 1002, 1030, 1545, 1670, 2505, 3090, 5010, 17201, 34402, 38993, 51603, 77986, 86005, 103206, 116979, 172010, 194965, 233958, 258015, 389930, 516030, 584895, 1169790, 4016279, 6511831, 8032558, 12048837, 13023662, 19535493, 20081395, 24097674, 32559155, 39070986, 40162790, 60244185, 65118310, 97677465, 120488370, 195354930, 670718593, 1341437186, 2012155779, 3353592965, 4024311558, 6707185930, 10060778895, 20121557790]

約数ペア:

[(1, 20121557790), (2, 10060778895), (3, 6707185930), (5, 4024311558), (6, 3353592965), (10, 2012155779), (15, 1341437186), (30, 670718593), (103, 195354930), (167, 120488370), (206, 97677465), (309, 65118310), (334, 60244185), (501, 40162790), (515, 39070986), (618, 32559155), (835, 24097674), (1002, 20081395), (1030, 19535493), (1545, 13023662), (1670, 12048837), (2505, 8032558), (3090, 6511831), (5010, 4016279), (17201, 1169790), (34402, 584895), (38993, 516030), (51603, 389930), (77986, 258015), (86005, 233958), (103206, 194965), (116979, 172010)]