1945790

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2$

素因数の和:70

約数の個数: 72

約数和(自身を含む): 4690872

約数和(自身を除く): 2745082

約数列:

[1, 2, 5, 7, 10, 11, 14, 19, 22, 35, 38, 49, 55, 70, 77, 95, 98, 110, 133, 154, 190, 209, 245, 266, 361, 385, 418, 490, 539, 665, 722, 770, 931, 1045, 1078, 1330, 1463, 1805, 1862, 2090, 2527, 2695, 2926, 3610, 3971, 4655, 5054, 5390, 7315, 7942, 9310, 10241, 12635, 14630, 17689, 19855, 20482, 25270, 27797, 35378, 39710, 51205, 55594, 88445, 102410, 138985, 176890, 194579, 277970, 389158, 972895, 1945790]

約数ペア:

[(1, 1945790), (2, 972895), (5, 389158), (7, 277970), (10, 194579), (11, 176890), (14, 138985), (19, 102410), (22, 88445), (35, 55594), (38, 51205), (49, 39710), (55, 35378), (70, 27797), (77, 25270), (95, 20482), (98, 19855), (110, 17689), (133, 14630), (154, 12635), (190, 10241), (209, 9310), (245, 7942), (266, 7315), (361, 5390), (385, 5054), (418, 4655), (490, 3971), (539, 3610), (665, 2926), (722, 2695), (770, 2527), (931, 2090), (1045, 1862), (1078, 1805), (1330, 1463)]