17204990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{241}}^1$

素因数の和:329

約数の個数: 48

約数和(自身を含む): 34760880

約数和(自身を除く): 17555890

約数列:

[1, 2, 5, 10, 11, 22, 55, 59, 110, 118, 121, 241, 242, 295, 482, 590, 605, 649, 1205, 1210, 1298, 2410, 2651, 3245, 5302, 6490, 7139, 13255, 14219, 14278, 26510, 28438, 29161, 35695, 58322, 71095, 71390, 142190, 145805, 156409, 291610, 312818, 782045, 1564090, 1720499, 3440998, 8602495, 17204990]

約数ペア:

[(1, 17204990), (2, 8602495), (5, 3440998), (10, 1720499), (11, 1564090), (22, 782045), (55, 312818), (59, 291610), (110, 156409), (118, 145805), (121, 142190), (241, 71390), (242, 71095), (295, 58322), (482, 35695), (590, 29161), (605, 28438), (649, 26510), (1205, 14278), (1210, 14219), (1298, 13255), (2410, 7139), (2651, 6490), (3245, 5302)]