1042760

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1$

素因数の和:341

約数の個数: 32

約数和(自身を含む): 2376000

約数和(自身を除く): 1333240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 199, 262, 398, 524, 655, 796, 995, 1048, 1310, 1592, 1990, 2620, 3980, 5240, 7960, 26069, 52138, 104276, 130345, 208552, 260690, 521380, 1042760]

約数ペア:

[(1, 1042760), (2, 521380), (4, 260690), (5, 208552), (8, 130345), (10, 104276), (20, 52138), (40, 26069), (131, 7960), (199, 5240), (262, 3980), (398, 2620), (524, 1990), (655, 1592), (796, 1310), (995, 1048)]