17321720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{33311}}^1$

素因数の和:33335

約数の個数: 32

約数和(自身を含む): 41973120

約数和(自身を除く): 24651400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 33311, 66622, 133244, 166555, 266488, 333110, 433043, 666220, 866086, 1332440, 1732172, 2165215, 3464344, 4330430, 8660860, 17321720]

約数ペア:

[(1, 17321720), (2, 8660860), (4, 4330430), (5, 3464344), (8, 2165215), (10, 1732172), (13, 1332440), (20, 866086), (26, 666220), (40, 433043), (52, 333110), (65, 266488), (104, 166555), (130, 133244), (260, 66622), (520, 33311)]