28470200

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{12941}}^1$

素因数の和:12968

約数の個数: 48

約数和(自身を含む): 72216360

約数和(自身を除く): 43746160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 200, 220, 275, 440, 550, 1100, 2200, 12941, 25882, 51764, 64705, 103528, 129410, 142351, 258820, 284702, 323525, 517640, 569404, 647050, 711755, 1138808, 1294100, 1423510, 2588200, 2847020, 3558775, 5694040, 7117550, 14235100, 28470200]

約数ペア:

[(1, 28470200), (2, 14235100), (4, 7117550), (5, 5694040), (8, 3558775), (10, 2847020), (11, 2588200), (20, 1423510), (22, 1294100), (25, 1138808), (40, 711755), (44, 647050), (50, 569404), (55, 517640), (88, 323525), (100, 284702), (110, 258820), (200, 142351), (220, 129410), (275, 103528), (440, 64705), (550, 51764), (1100, 25882), (2200, 12941)]