2544760

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{563}}^1$

素因数の和:687

約数の個数: 32

約数和(自身を含む): 5786640

約数和(自身を除く): 3241880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 563, 565, 904, 1126, 1130, 2252, 2260, 2815, 4504, 4520, 5630, 11260, 22520, 63619, 127238, 254476, 318095, 508952, 636190, 1272380, 2544760]

約数ペア:

[(1, 2544760), (2, 1272380), (4, 636190), (5, 508952), (8, 318095), (10, 254476), (20, 127238), (40, 63619), (113, 22520), (226, 11260), (452, 5630), (563, 4520), (565, 4504), (904, 2815), (1126, 2260), (1130, 2252)]