17972570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1373}}^1$

素因数の和:1415

約数の個数: 64

約数和(自身を含む): 42736896

約数和(自身を除く): 24764326

約数列:

[1, 2, 5, 7, 10, 11, 14, 17, 22, 34, 35, 55, 70, 77, 85, 110, 119, 154, 170, 187, 238, 374, 385, 595, 770, 935, 1190, 1309, 1373, 1870, 2618, 2746, 6545, 6865, 9611, 13090, 13730, 15103, 19222, 23341, 30206, 46682, 48055, 75515, 96110, 105721, 116705, 151030, 163387, 211442, 233410, 256751, 326774, 513502, 528605, 816935, 1057210, 1283755, 1633870, 1797257, 2567510, 3594514, 8986285, 17972570]

約数ペア:

[(1, 17972570), (2, 8986285), (5, 3594514), (7, 2567510), (10, 1797257), (11, 1633870), (14, 1283755), (17, 1057210), (22, 816935), (34, 528605), (35, 513502), (55, 326774), (70, 256751), (77, 233410), (85, 211442), (110, 163387), (119, 151030), (154, 116705), (170, 105721), (187, 96110), (238, 75515), (374, 48055), (385, 46682), (595, 30206), (770, 23341), (935, 19222), (1190, 15103), (1309, 13730), (1373, 13090), (1870, 9611), (2618, 6865), (2746, 6545)]