538480

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:193

約数の個数: 40

約数和(自身を含む): 1285632

約数和(自身を除く): 747152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 127, 212, 254, 265, 424, 508, 530, 635, 848, 1016, 1060, 1270, 2032, 2120, 2540, 4240, 5080, 6731, 10160, 13462, 26924, 33655, 53848, 67310, 107696, 134620, 269240, 538480]

約数ペア:

[(1, 538480), (2, 269240), (4, 134620), (5, 107696), (8, 67310), (10, 53848), (16, 33655), (20, 26924), (40, 13462), (53, 10160), (80, 6731), (106, 5080), (127, 4240), (212, 2540), (254, 2120), (265, 2032), (424, 1270), (508, 1060), (530, 1016), (635, 848)]