55475980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{8431}}^1$

素因数の和:8494

約数の個数: 48

約数和(自身を含む): 135991296

約数和(自身を除く): 80515316

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 3290, 6580, 8431, 16862, 33724, 42155, 59017, 84310, 118034, 168620, 236068, 295085, 396257, 590170, 792514, 1180340, 1585028, 1981285, 2773799, 3962570, 5547598, 7925140, 11095196, 13868995, 27737990, 55475980]

約数ペア:

[(1, 55475980), (2, 27737990), (4, 13868995), (5, 11095196), (7, 7925140), (10, 5547598), (14, 3962570), (20, 2773799), (28, 1981285), (35, 1585028), (47, 1180340), (70, 792514), (94, 590170), (140, 396257), (188, 295085), (235, 236068), (329, 168620), (470, 118034), (658, 84310), (940, 59017), (1316, 42155), (1645, 33724), (3290, 16862), (6580, 8431)]