4390360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8443}}^1$

素因数の和:8467

約数の個数: 32

約数和(自身を含む): 10639440

約数和(自身を除く): 6249080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 8443, 16886, 33772, 42215, 67544, 84430, 109759, 168860, 219518, 337720, 439036, 548795, 878072, 1097590, 2195180, 4390360]

約数ペア:

[(1, 4390360), (2, 2195180), (4, 1097590), (5, 878072), (8, 548795), (10, 439036), (13, 337720), (20, 219518), (26, 168860), (40, 109759), (52, 84430), (65, 67544), (104, 42215), (130, 33772), (260, 16886), (520, 8443)]