4415290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:159

約数の個数: 48

約数和(自身を含む): 9049320

約数和(自身を除く): 4634030

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 89, 110, 121, 178, 205, 242, 410, 445, 451, 605, 890, 902, 979, 1210, 1958, 2255, 3649, 4510, 4895, 4961, 7298, 9790, 9922, 10769, 18245, 21538, 24805, 36490, 40139, 49610, 53845, 80278, 107690, 200695, 401390, 441529, 883058, 2207645, 4415290]

約数ペア:

[(1, 4415290), (2, 2207645), (5, 883058), (10, 441529), (11, 401390), (22, 200695), (41, 107690), (55, 80278), (82, 53845), (89, 49610), (110, 40139), (121, 36490), (178, 24805), (205, 21538), (242, 18245), (410, 10769), (445, 9922), (451, 9790), (605, 7298), (890, 4961), (902, 4895), (979, 4510), (1210, 3649), (1958, 2255)]