56342240

素因数分解:

$2^5\times 5^1\times {\mathrm{397}}^1\times {\mathrm{887}}^1$

素因数の和:1299

約数の個数: 48

約数和(自身を含む): 133594272

約数和(自身を除く): 77252032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 397, 794, 887, 1588, 1774, 1985, 3176, 3548, 3970, 4435, 6352, 7096, 7940, 8870, 12704, 14192, 15880, 17740, 28384, 31760, 35480, 63520, 70960, 141920, 352139, 704278, 1408556, 1760695, 2817112, 3521390, 5634224, 7042780, 11268448, 14085560, 28171120, 56342240]

約数ペア:

[(1, 56342240), (2, 28171120), (4, 14085560), (5, 11268448), (8, 7042780), (10, 5634224), (16, 3521390), (20, 2817112), (32, 1760695), (40, 1408556), (80, 704278), (160, 352139), (397, 141920), (794, 70960), (887, 63520), (1588, 35480), (1774, 31760), (1985, 28384), (3176, 17740), (3548, 15880), (3970, 14192), (4435, 12704), (6352, 8870), (7096, 7940)]