54783580

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{239}}^1$

素因数の和:478

約数の個数: 48

約数和(自身を含む): 117855360

約数和(自身を除く): 63071780

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 157, 239, 292, 314, 365, 478, 628, 730, 785, 956, 1195, 1460, 1570, 2390, 3140, 4780, 11461, 17447, 22922, 34894, 37523, 45844, 57305, 69788, 75046, 87235, 114610, 150092, 174470, 187615, 229220, 348940, 375230, 750460, 2739179, 5478358, 10956716, 13695895, 27391790, 54783580]

約数ペア:

[(1, 54783580), (2, 27391790), (4, 13695895), (5, 10956716), (10, 5478358), (20, 2739179), (73, 750460), (146, 375230), (157, 348940), (239, 229220), (292, 187615), (314, 174470), (365, 150092), (478, 114610), (628, 87235), (730, 75046), (785, 69788), (956, 57305), (1195, 45844), (1460, 37523), (1570, 34894), (2390, 22922), (3140, 17447), (4780, 11461)]