1520451780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1490639}}^1$

素因数の和:1490668

約数の個数: 48

約数和(自身を含む): 4507695360

約数和(自身を除く): 2987243580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 1490639, 2981278, 4471917, 5962556, 7453195, 8943834, 14906390, 17887668, 22359585, 25340863, 29812780, 44719170, 50681726, 76022589, 89438340, 101363452, 126704315, 152045178, 253408630, 304090356, 380112945, 506817260, 760225890, 1520451780]

約数ペア:

[(1, 1520451780), (2, 760225890), (3, 506817260), (4, 380112945), (5, 304090356), (6, 253408630), (10, 152045178), (12, 126704315), (15, 101363452), (17, 89438340), (20, 76022589), (30, 50681726), (34, 44719170), (51, 29812780), (60, 25340863), (68, 22359585), (85, 17887668), (102, 14906390), (170, 8943834), (204, 7453195), (255, 5962556), (340, 4471917), (510, 2981278), (1020, 1490639)]