38311040

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1931}}^1$

素因数の和:1981

約数の個数: 64

約数和(自身を含む): 94590720

約数和(自身を除く): 56279680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1931, 1984, 2480, 3862, 3968, 4960, 7724, 9655, 9920, 15448, 19310, 19840, 30896, 38620, 59861, 61792, 77240, 119722, 123584, 154480, 239444, 247168, 299305, 308960, 478888, 598610, 617920, 957776, 1197220, 1235840, 1915552, 2394440, 3831104, 4788880, 7662208, 9577760, 19155520, 38311040]

約数ペア:

[(1, 38311040), (2, 19155520), (4, 9577760), (5, 7662208), (8, 4788880), (10, 3831104), (16, 2394440), (20, 1915552), (31, 1235840), (32, 1197220), (40, 957776), (62, 617920), (64, 598610), (80, 478888), (124, 308960), (128, 299305), (155, 247168), (160, 239444), (248, 154480), (310, 123584), (320, 119722), (496, 77240), (620, 61792), (640, 59861), (992, 38620), (1240, 30896), (1931, 19840), (1984, 19310), (2480, 15448), (3862, 9920), (3968, 9655), (4960, 7724)]