6403020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8209}}^1$

素因数の和:8234

約数の個数: 48

約数和(自身を含む): 19309920

約数和(自身を除く): 12906900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 8209, 16418, 24627, 32836, 41045, 49254, 82090, 98508, 106717, 123135, 164180, 213434, 246270, 320151, 426868, 492540, 533585, 640302, 1067170, 1280604, 1600755, 2134340, 3201510, 6403020]

約数ペア:

[(1, 6403020), (2, 3201510), (3, 2134340), (4, 1600755), (5, 1280604), (6, 1067170), (10, 640302), (12, 533585), (13, 492540), (15, 426868), (20, 320151), (26, 246270), (30, 213434), (39, 164180), (52, 123135), (60, 106717), (65, 98508), (78, 82090), (130, 49254), (156, 41045), (195, 32836), (260, 24627), (390, 16418), (780, 8209)]