8218210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{821}}^1$

素因数の和:859

約数の個数: 64

約数和(自身を含む): 19885824

約数和(自身を除く): 11667614

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 26, 35, 55, 65, 70, 77, 91, 110, 130, 143, 154, 182, 286, 385, 455, 715, 770, 821, 910, 1001, 1430, 1642, 2002, 4105, 5005, 5747, 8210, 9031, 10010, 10673, 11494, 18062, 21346, 28735, 45155, 53365, 57470, 63217, 74711, 90310, 106730, 117403, 126434, 149422, 234806, 316085, 373555, 587015, 632170, 747110, 821821, 1174030, 1643642, 4109105, 8218210]

約数ペア:

[(1, 8218210), (2, 4109105), (5, 1643642), (7, 1174030), (10, 821821), (11, 747110), (13, 632170), (14, 587015), (22, 373555), (26, 316085), (35, 234806), (55, 149422), (65, 126434), (70, 117403), (77, 106730), (91, 90310), (110, 74711), (130, 63217), (143, 57470), (154, 53365), (182, 45155), (286, 28735), (385, 21346), (455, 18062), (715, 11494), (770, 10673), (821, 10010), (910, 9031), (1001, 8210), (1430, 5747), (1642, 5005), (2002, 4105)]