1686862240

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{215161}}^1$

素因数の和:215190

約数の個数: 72

約数和(自身を含む): 4635880452

約数和(自身を除く): 2949018212

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 215161, 430322, 860644, 1075805, 1506127, 1721288, 2151610, 3012254, 3442576, 4303220, 6024508, 6885152, 7530635, 8606440, 10542889, 12049016, 15061270, 17212880, 21085778, 24098032, 30122540, 34425760, 42171556, 48196064, 52714445, 60245080, 84343112, 105428890, 120490160, 168686224, 210857780, 240980320, 337372448, 421715560, 843431120, 1686862240]

約数ペア:

[(1, 1686862240), (2, 843431120), (4, 421715560), (5, 337372448), (7, 240980320), (8, 210857780), (10, 168686224), (14, 120490160), (16, 105428890), (20, 84343112), (28, 60245080), (32, 52714445), (35, 48196064), (40, 42171556), (49, 34425760), (56, 30122540), (70, 24098032), (80, 21085778), (98, 17212880), (112, 15061270), (140, 12049016), (160, 10542889), (196, 8606440), (224, 7530635), (245, 6885152), (280, 6024508), (392, 4303220), (490, 3442576), (560, 3012254), (784, 2151610), (980, 1721288), (1120, 1506127), (1568, 1075805), (1960, 860644), (3920, 430322), (7840, 215161)]