12770870

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{389}}^1$

素因数の和:477

約数の個数: 48

約数和(自身を含む): 27209520

約数和(自身を除く): 14438650

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 67, 70, 98, 134, 245, 335, 389, 469, 490, 670, 778, 938, 1945, 2345, 2723, 3283, 3890, 4690, 5446, 6566, 13615, 16415, 19061, 26063, 27230, 32830, 38122, 52126, 95305, 130315, 182441, 190610, 260630, 364882, 912205, 1277087, 1824410, 2554174, 6385435, 12770870]

約数ペア:

[(1, 12770870), (2, 6385435), (5, 2554174), (7, 1824410), (10, 1277087), (14, 912205), (35, 364882), (49, 260630), (67, 190610), (70, 182441), (98, 130315), (134, 95305), (245, 52126), (335, 38122), (389, 32830), (469, 27230), (490, 26063), (670, 19061), (778, 16415), (938, 13615), (1945, 6566), (2345, 5446), (2723, 4690), (3283, 3890)]