5492240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5281}}^1$

素因数の和:5307

約数の個数: 40

約数和(自身を含む): 13754328

約数和(自身を除く): 8262088

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 5281, 10562, 21124, 26405, 42248, 52810, 68653, 84496, 105620, 137306, 211240, 274612, 343265, 422480, 549224, 686530, 1098448, 1373060, 2746120, 5492240]

約数ペア:

[(1, 5492240), (2, 2746120), (4, 1373060), (5, 1098448), (8, 686530), (10, 549224), (13, 422480), (16, 343265), (20, 274612), (26, 211240), (40, 137306), (52, 105620), (65, 84496), (80, 68653), (104, 52810), (130, 42248), (208, 26405), (260, 21124), (520, 10562), (1040, 5281)]