2912669720

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{555853}}^1$

素因数の和:555995

約数の個数: 32

約数和(自身を含む): 6603545520

約数和(自身を除く): 3690875800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 555853, 1111706, 2223412, 2779265, 4446824, 5558530, 11117060, 22234120, 72816743, 145633486, 291266972, 364083715, 582533944, 728167430, 1456334860, 2912669720]

約数ペア:

[(1, 2912669720), (2, 1456334860), (4, 728167430), (5, 582533944), (8, 364083715), (10, 291266972), (20, 145633486), (40, 72816743), (131, 22234120), (262, 11117060), (524, 5558530), (655, 4446824), (1048, 2779265), (1310, 2223412), (2620, 1111706), (5240, 555853)]