1201720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2311}}^1$

素因数の和:2335

約数の個数: 32

約数和(自身を含む): 2913120

約数和(自身を除く): 1711400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 2311, 4622, 9244, 11555, 18488, 23110, 30043, 46220, 60086, 92440, 120172, 150215, 240344, 300430, 600860, 1201720]

約数ペア:

[(1, 1201720), (2, 600860), (4, 300430), (5, 240344), (8, 150215), (10, 120172), (13, 92440), (20, 60086), (26, 46220), (40, 30043), (52, 23110), (65, 18488), (104, 11555), (130, 9244), (260, 4622), (520, 2311)]