40821040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{39251}}^1$

素因数の和:39277

約数の個数: 40

約数和(自身を含む): 102212208

約数和(自身を除く): 61391168

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 39251, 78502, 157004, 196255, 314008, 392510, 510263, 628016, 785020, 1020526, 1570040, 2041052, 2551315, 3140080, 4082104, 5102630, 8164208, 10205260, 20410520, 40821040]

約数ペア:

[(1, 40821040), (2, 20410520), (4, 10205260), (5, 8164208), (8, 5102630), (10, 4082104), (13, 3140080), (16, 2551315), (20, 2041052), (26, 1570040), (40, 1020526), (52, 785020), (65, 628016), (80, 510263), (104, 392510), (130, 314008), (208, 196255), (260, 157004), (520, 78502), (1040, 39251)]