388304480

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{142759}}^1$

素因数の和:142791

約数の個数: 48

約数和(自身を含む): 971339040

約数和(自身を除く): 583034560

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 142759, 285518, 571036, 713795, 1142072, 1427590, 2284144, 2426903, 2855180, 4568288, 4853806, 5710360, 9707612, 11420720, 12134515, 19415224, 22841440, 24269030, 38830448, 48538060, 77660896, 97076120, 194152240, 388304480]

約数ペア:

[(1, 388304480), (2, 194152240), (4, 97076120), (5, 77660896), (8, 48538060), (10, 38830448), (16, 24269030), (17, 22841440), (20, 19415224), (32, 12134515), (34, 11420720), (40, 9707612), (68, 5710360), (80, 4853806), (85, 4568288), (136, 2855180), (160, 2426903), (170, 2284144), (272, 1427590), (340, 1142072), (544, 713795), (680, 571036), (1360, 285518), (2720, 142759)]