40576120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{78031}}^1$

素因数の和:78055

約数の個数: 32

約数和(自身を含む): 98320320

約数和(自身を除く): 57744200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 78031, 156062, 312124, 390155, 624248, 780310, 1014403, 1560620, 2028806, 3121240, 4057612, 5072015, 8115224, 10144030, 20288060, 40576120]

約数ペア:

[(1, 40576120), (2, 20288060), (4, 10144030), (5, 8115224), (8, 5072015), (10, 4057612), (13, 3121240), (20, 2028806), (26, 1560620), (40, 1014403), (52, 780310), (65, 624248), (104, 390155), (130, 312124), (260, 156062), (520, 78031)]