56485220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{1373}}^1$

素因数の和:1421

約数の個数: 72

約数和(自身を含む): 138152952

約数和(自身を除く): 81667732

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 121, 170, 187, 220, 242, 340, 374, 484, 605, 748, 935, 1210, 1373, 1870, 2057, 2420, 2746, 3740, 4114, 5492, 6865, 8228, 10285, 13730, 15103, 20570, 23341, 27460, 30206, 41140, 46682, 60412, 75515, 93364, 116705, 151030, 166133, 233410, 256751, 302060, 332266, 466820, 513502, 664532, 830665, 1027004, 1283755, 1661330, 2567510, 2824261, 3322660, 5135020, 5648522, 11297044, 14121305, 28242610, 56485220]

約数ペア:

[(1, 56485220), (2, 28242610), (4, 14121305), (5, 11297044), (10, 5648522), (11, 5135020), (17, 3322660), (20, 2824261), (22, 2567510), (34, 1661330), (44, 1283755), (55, 1027004), (68, 830665), (85, 664532), (110, 513502), (121, 466820), (170, 332266), (187, 302060), (220, 256751), (242, 233410), (340, 166133), (374, 151030), (484, 116705), (605, 93364), (748, 75515), (935, 60412), (1210, 46682), (1373, 41140), (1870, 30206), (2057, 27460), (2420, 23341), (2746, 20570), (3740, 15103), (4114, 13730), (5492, 10285), (6865, 8228)]