139791040

素因数分解:

$2^6\times 5^1\times {\mathrm{389}}^1\times {\mathrm{1123}}^1$

素因数の和:1529

約数の個数: 56

約数和(自身を含む): 334030320

約数和(自身を除く): 194239280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 389, 778, 1123, 1556, 1945, 2246, 3112, 3890, 4492, 5615, 6224, 7780, 8984, 11230, 12448, 15560, 17968, 22460, 24896, 31120, 35936, 44920, 62240, 71872, 89840, 124480, 179680, 359360, 436847, 873694, 1747388, 2184235, 3494776, 4368470, 6989552, 8736940, 13979104, 17473880, 27958208, 34947760, 69895520, 139791040]

約数ペア:

[(1, 139791040), (2, 69895520), (4, 34947760), (5, 27958208), (8, 17473880), (10, 13979104), (16, 8736940), (20, 6989552), (32, 4368470), (40, 3494776), (64, 2184235), (80, 1747388), (160, 873694), (320, 436847), (389, 359360), (778, 179680), (1123, 124480), (1556, 89840), (1945, 71872), (2246, 62240), (3112, 44920), (3890, 35936), (4492, 31120), (5615, 24896), (6224, 22460), (7780, 17968), (8984, 15560), (11230, 12448)]