28589460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{20717}}^1$

素因数の和:20752

約数の個数: 48

約数和(自身を含む): 83534976

約数和(自身を除く): 54945516

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 20717, 41434, 62151, 82868, 103585, 124302, 207170, 248604, 310755, 414340, 476491, 621510, 952982, 1243020, 1429473, 1905964, 2382455, 2858946, 4764910, 5717892, 7147365, 9529820, 14294730, 28589460]

約数ペア:

[(1, 28589460), (2, 14294730), (3, 9529820), (4, 7147365), (5, 5717892), (6, 4764910), (10, 2858946), (12, 2382455), (15, 1905964), (20, 1429473), (23, 1243020), (30, 952982), (46, 621510), (60, 476491), (69, 414340), (92, 310755), (115, 248604), (138, 207170), (230, 124302), (276, 103585), (345, 82868), (460, 62151), (690, 41434), (1380, 20717)]