495574480

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{364393}}^1$

素因数の和:364423

約数の個数: 40

約数和(自身を含む): 1219991112

約数和(自身を除く): 724416632

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 364393, 728786, 1457572, 1821965, 2915144, 3643930, 5830288, 6194681, 7287860, 12389362, 14575720, 24778724, 29151440, 30973405, 49557448, 61946810, 99114896, 123893620, 247787240, 495574480]

約数ペア:

[(1, 495574480), (2, 247787240), (4, 123893620), (5, 99114896), (8, 61946810), (10, 49557448), (16, 30973405), (17, 29151440), (20, 24778724), (34, 14575720), (40, 12389362), (68, 7287860), (80, 6194681), (85, 5830288), (136, 3643930), (170, 2915144), (272, 1821965), (340, 1457572), (680, 728786), (1360, 364393)]