29145520

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2621}}^1$

素因数の和:2773

約数の個数: 40

約数和(自身を含む): 68276880

約数和(自身を除く): 39131360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1390, 2224, 2621, 2780, 5242, 5560, 10484, 11120, 13105, 20968, 26210, 41936, 52420, 104840, 209680, 364319, 728638, 1457276, 1821595, 2914552, 3643190, 5829104, 7286380, 14572760, 29145520]

約数ペア:

[(1, 29145520), (2, 14572760), (4, 7286380), (5, 5829104), (8, 3643190), (10, 2914552), (16, 1821595), (20, 1457276), (40, 728638), (80, 364319), (139, 209680), (278, 104840), (556, 52420), (695, 41936), (1112, 26210), (1390, 20968), (2224, 13105), (2621, 11120), (2780, 10484), (5242, 5560)]