286442440

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{152363}}^1$

素因数の和:152421

約数の個数: 32

約数和(自身を含む): 658212480

約数和(自身を除く): 371770040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 152363, 304726, 609452, 761815, 1218904, 1523630, 3047260, 6094520, 7161061, 14322122, 28644244, 35805305, 57288488, 71610610, 143221220, 286442440]

約数ペア:

[(1, 286442440), (2, 143221220), (4, 71610610), (5, 57288488), (8, 35805305), (10, 28644244), (20, 14322122), (40, 7161061), (47, 6094520), (94, 3047260), (188, 1523630), (235, 1218904), (376, 761815), (470, 609452), (940, 304726), (1880, 152363)]