15853460

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{2311}}^1$

素因数の和:2341

約数の個数: 48

約数和(自身を含む): 38841600

約数和(自身を除く): 22988140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 2311, 3430, 4622, 6860, 9244, 11555, 16177, 23110, 32354, 46220, 64708, 80885, 113239, 161770, 226478, 323540, 452956, 566195, 792673, 1132390, 1585346, 2264780, 3170692, 3963365, 7926730, 15853460]

約数ペア:

[(1, 15853460), (2, 7926730), (4, 3963365), (5, 3170692), (7, 2264780), (10, 1585346), (14, 1132390), (20, 792673), (28, 566195), (35, 452956), (49, 323540), (70, 226478), (98, 161770), (140, 113239), (196, 80885), (245, 64708), (343, 46220), (490, 32354), (686, 23110), (980, 16177), (1372, 11555), (1715, 9244), (2311, 6860), (3430, 4622)]