69281020

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1\times {\mathrm{373}}^1$

素因数の和:670

約数の個数: 48

約数和(自身を含む): 150419808

約数和(自身を除く): 81138788

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 251, 370, 373, 502, 740, 746, 1004, 1255, 1492, 1865, 2510, 3730, 5020, 7460, 9287, 13801, 18574, 27602, 37148, 46435, 55204, 69005, 92870, 93623, 138010, 185740, 187246, 276020, 374492, 468115, 936230, 1872460, 3464051, 6928102, 13856204, 17320255, 34640510, 69281020]

約数ペア:

[(1, 69281020), (2, 34640510), (4, 17320255), (5, 13856204), (10, 6928102), (20, 3464051), (37, 1872460), (74, 936230), (148, 468115), (185, 374492), (251, 276020), (370, 187246), (373, 185740), (502, 138010), (740, 93623), (746, 92870), (1004, 69005), (1255, 55204), (1492, 46435), (1865, 37148), (2510, 27602), (3730, 18574), (5020, 13801), (7460, 9287)]