27770710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{389}}^1$

素因数の和:477

約数の個数: 48

約数和(自身を含む): 56019600

約数和(自身を除く): 28248890

約数列:

[1, 2, 5, 10, 11, 22, 55, 59, 110, 118, 121, 242, 295, 389, 590, 605, 649, 778, 1210, 1298, 1945, 3245, 3890, 4279, 6490, 7139, 8558, 14278, 21395, 22951, 35695, 42790, 45902, 47069, 71390, 94138, 114755, 229510, 235345, 252461, 470690, 504922, 1262305, 2524610, 2777071, 5554142, 13885355, 27770710]

約数ペア:

[(1, 27770710), (2, 13885355), (5, 5554142), (10, 2777071), (11, 2524610), (22, 1262305), (55, 504922), (59, 470690), (110, 252461), (118, 235345), (121, 229510), (242, 114755), (295, 94138), (389, 71390), (590, 47069), (605, 45902), (649, 42790), (778, 35695), (1210, 22951), (1298, 21395), (1945, 14278), (3245, 8558), (3890, 7139), (4279, 6490)]