1097440

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^3$

素因数の和:72

約数の個数: 48

約数和(自身を含む): 2736720

約数和(自身を除く): 1639280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 361, 380, 608, 722, 760, 1444, 1520, 1805, 2888, 3040, 3610, 5776, 6859, 7220, 11552, 13718, 14440, 27436, 28880, 34295, 54872, 57760, 68590, 109744, 137180, 219488, 274360, 548720, 1097440]

約数ペア:

[(1, 1097440), (2, 548720), (4, 274360), (5, 219488), (8, 137180), (10, 109744), (16, 68590), (19, 57760), (20, 54872), (32, 34295), (38, 28880), (40, 27436), (76, 14440), (80, 13718), (95, 11552), (152, 7220), (160, 6859), (190, 5776), (304, 3610), (361, 3040), (380, 2888), (608, 1805), (722, 1520), (760, 1444)]