28821180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{11171}}^1$

素因数の和:11226

約数の個数: 48

約数和(自身を含む): 82583424

約数和(自身を除く): 53762244

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 11171, 22342, 33513, 44684, 55855, 67026, 111710, 134052, 167565, 223420, 335130, 480353, 670260, 960706, 1441059, 1921412, 2401765, 2882118, 4803530, 5764236, 7205295, 9607060, 14410590, 28821180]

約数ペア:

[(1, 28821180), (2, 14410590), (3, 9607060), (4, 7205295), (5, 5764236), (6, 4803530), (10, 2882118), (12, 2401765), (15, 1921412), (20, 1441059), (30, 960706), (43, 670260), (60, 480353), (86, 335130), (129, 223420), (172, 167565), (215, 134052), (258, 111710), (430, 67026), (516, 55855), (645, 44684), (860, 33513), (1290, 22342), (2580, 11171)]