749210

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1$

素因数の和:171

約数の個数: 48

約数和(自身を含む): 1723680

約数和(自身を除く): 974470

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 49, 55, 70, 77, 98, 110, 139, 154, 245, 278, 385, 490, 539, 695, 770, 973, 1078, 1390, 1529, 1946, 2695, 3058, 4865, 5390, 6811, 7645, 9730, 10703, 13622, 15290, 21406, 34055, 53515, 68110, 74921, 107030, 149842, 374605, 749210]

約数ペア:

[(1, 749210), (2, 374605), (5, 149842), (7, 107030), (10, 74921), (11, 68110), (14, 53515), (22, 34055), (35, 21406), (49, 15290), (55, 13622), (70, 10703), (77, 9730), (98, 7645), (110, 6811), (139, 5390), (154, 4865), (245, 3058), (278, 2695), (385, 1946), (490, 1529), (539, 1390), (695, 1078), (770, 973)]