39039920

素因数分解:

$2^4\times 5^1\times {\mathrm{229}}^1\times {\mathrm{2131}}^1$

素因数の和:2373

約数の個数: 40

約数和(自身を含む): 91206960

約数和(自身を除く): 52167040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 229, 458, 916, 1145, 1832, 2131, 2290, 3664, 4262, 4580, 8524, 9160, 10655, 17048, 18320, 21310, 34096, 42620, 85240, 170480, 487999, 975998, 1951996, 2439995, 3903992, 4879990, 7807984, 9759980, 19519960, 39039920]

約数ペア:

[(1, 39039920), (2, 19519960), (4, 9759980), (5, 7807984), (8, 4879990), (10, 3903992), (16, 2439995), (20, 1951996), (40, 975998), (80, 487999), (229, 170480), (458, 85240), (916, 42620), (1145, 34096), (1832, 21310), (2131, 18320), (2290, 17048), (3664, 10655), (4262, 9160), (4580, 8524)]