382784440

素因数分解:

$2^3\times 5^1\times {\mathrm{2399}}^1\times {\mathrm{3989}}^1$

素因数の和:6399

約数の個数: 32

約数和(自身を含む): 861840000

約数和(自身を除く): 479055560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2399, 3989, 4798, 7978, 9596, 11995, 15956, 19192, 19945, 23990, 31912, 39890, 47980, 79780, 95960, 159560, 9569611, 19139222, 38278444, 47848055, 76556888, 95696110, 191392220, 382784440]

約数ペア:

[(1, 382784440), (2, 191392220), (4, 95696110), (5, 76556888), (8, 47848055), (10, 38278444), (20, 19139222), (40, 9569611), (2399, 159560), (3989, 95960), (4798, 79780), (7978, 47980), (9596, 39890), (11995, 31912), (15956, 23990), (19192, 19945)]