28822360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1303}}^1$

素因数の和:1400

約数の個数: 64

約数和(自身を含む): 75110400

約数和(自身を除く): 46288040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 79, 140, 158, 280, 316, 395, 553, 632, 790, 1106, 1303, 1580, 2212, 2606, 2765, 3160, 4424, 5212, 5530, 6515, 9121, 10424, 11060, 13030, 18242, 22120, 26060, 36484, 45605, 52120, 72968, 91210, 102937, 182420, 205874, 364840, 411748, 514685, 720559, 823496, 1029370, 1441118, 2058740, 2882236, 3602795, 4117480, 5764472, 7205590, 14411180, 28822360]

約数ペア:

[(1, 28822360), (2, 14411180), (4, 7205590), (5, 5764472), (7, 4117480), (8, 3602795), (10, 2882236), (14, 2058740), (20, 1441118), (28, 1029370), (35, 823496), (40, 720559), (56, 514685), (70, 411748), (79, 364840), (140, 205874), (158, 182420), (280, 102937), (316, 91210), (395, 72968), (553, 52120), (632, 45605), (790, 36484), (1106, 26060), (1303, 22120), (1580, 18242), (2212, 13030), (2606, 11060), (2765, 10424), (3160, 9121), (4424, 6515), (5212, 5530)]