17885270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{557}}^1$

素因数の和:609

約数の個数: 48

約数和(自身を含む): 36761040

約数和(自身を除く): 18875770

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 169, 190, 247, 338, 494, 557, 845, 1114, 1235, 1690, 2470, 2785, 3211, 5570, 6422, 7241, 10583, 14482, 16055, 21166, 32110, 36205, 52915, 72410, 94133, 105830, 137579, 188266, 275158, 470665, 687895, 941330, 1375790, 1788527, 3577054, 8942635, 17885270]

約数ペア:

[(1, 17885270), (2, 8942635), (5, 3577054), (10, 1788527), (13, 1375790), (19, 941330), (26, 687895), (38, 470665), (65, 275158), (95, 188266), (130, 137579), (169, 105830), (190, 94133), (247, 72410), (338, 52915), (494, 36205), (557, 32110), (845, 21166), (1114, 16055), (1235, 14482), (1690, 10583), (2470, 7241), (2785, 6422), (3211, 5570)]