857808380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{299933}}^1$

素因数の和:299966

約数の個数: 48

約数和(自身を含む): 2116334304

約数和(自身を除く): 1258525924

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 299933, 599866, 1199732, 1499665, 2999330, 3299263, 3899129, 5998660, 6598526, 7798258, 13197052, 15596516, 16496315, 19495645, 32992630, 38991290, 42890419, 65985260, 77982580, 85780838, 171561676, 214452095, 428904190, 857808380]

約数ペア:

[(1, 857808380), (2, 428904190), (4, 214452095), (5, 171561676), (10, 85780838), (11, 77982580), (13, 65985260), (20, 42890419), (22, 38991290), (26, 32992630), (44, 19495645), (52, 16496315), (55, 15596516), (65, 13197052), (110, 7798258), (130, 6598526), (143, 5998660), (220, 3899129), (260, 3299263), (286, 2999330), (572, 1499665), (715, 1199732), (1430, 599866), (2860, 299933)]