7813190

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:237

約数の個数: 64

約数和(自身を含む): 17902080

約数和(自身を除く): 10088890

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 73, 77, 110, 139, 146, 154, 278, 365, 385, 511, 695, 730, 770, 803, 973, 1022, 1390, 1529, 1606, 1946, 2555, 3058, 4015, 4865, 5110, 5621, 7645, 8030, 9730, 10147, 10703, 11242, 15290, 20294, 21406, 28105, 50735, 53515, 56210, 71029, 101470, 107030, 111617, 142058, 223234, 355145, 558085, 710290, 781319, 1116170, 1562638, 3906595, 7813190]

約数ペア:

[(1, 7813190), (2, 3906595), (5, 1562638), (7, 1116170), (10, 781319), (11, 710290), (14, 558085), (22, 355145), (35, 223234), (55, 142058), (70, 111617), (73, 107030), (77, 101470), (110, 71029), (139, 56210), (146, 53515), (154, 50735), (278, 28105), (365, 21406), (385, 20294), (511, 15290), (695, 11242), (730, 10703), (770, 10147), (803, 9730), (973, 8030), (1022, 7645), (1390, 5621), (1529, 5110), (1606, 4865), (1946, 4015), (2555, 3058)]