20085150

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{293}}^1\times {\mathrm{457}}^1$

素因数の和:765

約数の個数: 48

約数和(自身を含む): 50090544

約数和(自身を除く): 30005394

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 293, 457, 586, 879, 914, 1371, 1465, 1758, 2285, 2742, 2930, 4395, 4570, 6855, 7325, 8790, 11425, 13710, 14650, 21975, 22850, 34275, 43950, 68550, 133901, 267802, 401703, 669505, 803406, 1339010, 2008515, 3347525, 4017030, 6695050, 10042575, 20085150]

約数ペア:

[(1, 20085150), (2, 10042575), (3, 6695050), (5, 4017030), (6, 3347525), (10, 2008515), (15, 1339010), (25, 803406), (30, 669505), (50, 401703), (75, 267802), (150, 133901), (293, 68550), (457, 43950), (586, 34275), (879, 22850), (914, 21975), (1371, 14650), (1465, 13710), (1758, 11425), (2285, 8790), (2742, 7325), (2930, 6855), (4395, 4570)]