17891120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17203}}^1$

素因数の和:17229

約数の個数: 40

約数和(自身を含む): 44799216

約数和(自身を除く): 26908096

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 17203, 34406, 68812, 86015, 137624, 172030, 223639, 275248, 344060, 447278, 688120, 894556, 1118195, 1376240, 1789112, 2236390, 3578224, 4472780, 8945560, 17891120]

約数ペア:

[(1, 17891120), (2, 8945560), (4, 4472780), (5, 3578224), (8, 2236390), (10, 1789112), (13, 1376240), (16, 1118195), (20, 894556), (26, 688120), (40, 447278), (52, 344060), (65, 275248), (80, 223639), (104, 172030), (130, 137624), (208, 86015), (260, 68812), (520, 34406), (1040, 17203)]