12542785880

素因数分解:

$2^3\times 5^1\times {\mathrm{5431}}^1\times {\mathrm{57737}}^1$

素因数の和:63179

約数の個数: 32

約数和(自身を含む): 28226953440

約数和(自身を除く): 15684167560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5431, 10862, 21724, 27155, 43448, 54310, 57737, 108620, 115474, 217240, 230948, 288685, 461896, 577370, 1154740, 2309480, 313569647, 627139294, 1254278588, 1567848235, 2508557176, 3135696470, 6271392940, 12542785880]

約数ペア:

[(1, 12542785880), (2, 6271392940), (4, 3135696470), (5, 2508557176), (8, 1567848235), (10, 1254278588), (20, 627139294), (40, 313569647), (5431, 2309480), (10862, 1154740), (21724, 577370), (27155, 461896), (43448, 288685), (54310, 230948), (57737, 217240), (108620, 115474)]