22028440

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11239}}^1$

素因数の和:11264

約数の個数: 48

約数和(自身を含む): 57661200

約数和(自身を除く): 35632760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 11239, 22478, 44956, 56195, 78673, 89912, 112390, 157346, 224780, 314692, 393365, 449560, 550711, 629384, 786730, 1101422, 1573460, 2202844, 2753555, 3146920, 4405688, 5507110, 11014220, 22028440]

約数ペア:

[(1, 22028440), (2, 11014220), (4, 5507110), (5, 4405688), (7, 3146920), (8, 2753555), (10, 2202844), (14, 1573460), (20, 1101422), (28, 786730), (35, 629384), (40, 550711), (49, 449560), (56, 393365), (70, 314692), (98, 224780), (140, 157346), (196, 112390), (245, 89912), (280, 78673), (392, 56195), (490, 44956), (980, 22478), (1960, 11239)]