2465940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{563}}^1$

素因数の和:648

約数の個数: 48

約数和(自身を含む): 7011648

約数和(自身を除く): 4545708

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 146, 219, 292, 365, 438, 563, 730, 876, 1095, 1126, 1460, 1689, 2190, 2252, 2815, 3378, 4380, 5630, 6756, 8445, 11260, 16890, 33780, 41099, 82198, 123297, 164396, 205495, 246594, 410990, 493188, 616485, 821980, 1232970, 2465940]

約数ペア:

[(1, 2465940), (2, 1232970), (3, 821980), (4, 616485), (5, 493188), (6, 410990), (10, 246594), (12, 205495), (15, 164396), (20, 123297), (30, 82198), (60, 41099), (73, 33780), (146, 16890), (219, 11260), (292, 8445), (365, 6756), (438, 5630), (563, 4380), (730, 3378), (876, 2815), (1095, 2252), (1126, 2190), (1460, 1689)]