17789720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{34211}}^1$

素因数の和:34235

約数の個数: 32

約数和(自身を含む): 43107120

約数和(自身を除く): 25317400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 34211, 68422, 136844, 171055, 273688, 342110, 444743, 684220, 889486, 1368440, 1778972, 2223715, 3557944, 4447430, 8894860, 17789720]

約数ペア:

[(1, 17789720), (2, 8894860), (4, 4447430), (5, 3557944), (8, 2223715), (10, 1778972), (13, 1368440), (20, 889486), (26, 684220), (40, 444743), (52, 342110), (65, 273688), (104, 171055), (130, 136844), (260, 68422), (520, 34211)]