11861720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{22811}}^1$

素因数の和:22835

約数の個数: 32

約数和(自身を含む): 28743120

約数和(自身を除く): 16881400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 22811, 45622, 91244, 114055, 182488, 228110, 296543, 456220, 593086, 912440, 1186172, 1482715, 2372344, 2965430, 5930860, 11861720]

約数ペア:

[(1, 11861720), (2, 5930860), (4, 2965430), (5, 2372344), (8, 1482715), (10, 1186172), (13, 912440), (20, 593086), (26, 456220), (40, 296543), (52, 228110), (65, 182488), (104, 114055), (130, 91244), (260, 45622), (520, 22811)]