139380760

素因数分解:

$2^3\times 5^1\times {\mathrm{677}}^1\times {\mathrm{5147}}^1$

素因数の和:5835

約数の個数: 32

約数和(自身を含む): 314130960

約数和(自身を除く): 174750200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 677, 1354, 2708, 3385, 5147, 5416, 6770, 10294, 13540, 20588, 25735, 27080, 41176, 51470, 102940, 205880, 3484519, 6969038, 13938076, 17422595, 27876152, 34845190, 69690380, 139380760]

約数ペア:

[(1, 139380760), (2, 69690380), (4, 34845190), (5, 27876152), (8, 17422595), (10, 13938076), (20, 6969038), (40, 3484519), (677, 205880), (1354, 102940), (2708, 51470), (3385, 41176), (5147, 27080), (5416, 25735), (6770, 20588), (10294, 13540)]