1520236405

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{10601}}^1$

素因数の和:10701

約数の個数: 32

約数和(自身を含む): 2015228160

約数和(自身を除く): 494991755

約数列:

[1, 5, 23, 29, 43, 115, 145, 215, 667, 989, 1247, 3335, 4945, 6235, 10601, 28681, 53005, 143405, 243823, 307429, 455843, 1219115, 1537145, 2279215, 7070867, 10484389, 13219447, 35354335, 52421945, 66097235, 304047281, 1520236405]

約数ペア:

[(1, 1520236405), (5, 304047281), (23, 66097235), (29, 52421945), (43, 35354335), (115, 13219447), (145, 10484389), (215, 7070867), (667, 2279215), (989, 1537145), (1247, 1219115), (3335, 455843), (4945, 307429), (6235, 243823), (10601, 143405), (28681, 53005)]