29368820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{8689}}^1$

素因数の和:8724

約数の個数: 36

約数和(自身を含む): 66791340

約数和(自身を除く): 37422520

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 8689, 17378, 34756, 43445, 86890, 112957, 173780, 225914, 451828, 564785, 1129570, 1468441, 2259140, 2936882, 5873764, 7342205, 14684410, 29368820]

約数ペア:

[(1, 29368820), (2, 14684410), (4, 7342205), (5, 5873764), (10, 2936882), (13, 2259140), (20, 1468441), (26, 1129570), (52, 564785), (65, 451828), (130, 225914), (169, 173780), (260, 112957), (338, 86890), (676, 43445), (845, 34756), (1690, 17378), (3380, 8689)]