22179969320

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{12895331}}^1$

素因数の和:12895385

約数の個数: 32

約数和(自身を含む): 51065514720

約数和(自身を除く): 28885545400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 12895331, 25790662, 51581324, 64476655, 103162648, 128953310, 257906620, 515813240, 554499233, 1108998466, 2217996932, 2772496165, 4435993864, 5544992330, 11089984660, 22179969320]

約数ペア:

[(1, 22179969320), (2, 11089984660), (4, 5544992330), (5, 4435993864), (8, 2772496165), (10, 2217996932), (20, 1108998466), (40, 554499233), (43, 515813240), (86, 257906620), (172, 128953310), (215, 103162648), (344, 64476655), (430, 51581324), (860, 25790662), (1720, 12895331)]