28207320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{6353}}^1$

素因数の和:6404

約数の個数: 64

約数和(自身を含む): 86922720

約数和(自身を除く): 58715400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 148, 185, 222, 296, 370, 444, 555, 740, 888, 1110, 1480, 2220, 4440, 6353, 12706, 19059, 25412, 31765, 38118, 50824, 63530, 76236, 95295, 127060, 152472, 190590, 235061, 254120, 381180, 470122, 705183, 762360, 940244, 1175305, 1410366, 1880488, 2350610, 2820732, 3525915, 4701220, 5641464, 7051830, 9402440, 14103660, 28207320]

約数ペア:

[(1, 28207320), (2, 14103660), (3, 9402440), (4, 7051830), (5, 5641464), (6, 4701220), (8, 3525915), (10, 2820732), (12, 2350610), (15, 1880488), (20, 1410366), (24, 1175305), (30, 940244), (37, 762360), (40, 705183), (60, 470122), (74, 381180), (111, 254120), (120, 235061), (148, 190590), (185, 152472), (222, 127060), (296, 95295), (370, 76236), (444, 63530), (555, 50824), (740, 38118), (888, 31765), (1110, 25412), (1480, 19059), (2220, 12706), (4440, 6353)]