20290710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61487}}^1$

素因数の和:61508

約数の個数: 32

約数和(自身を含む): 53125632

約数和(自身を除く): 32834922

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 61487, 122974, 184461, 307435, 368922, 614870, 676357, 922305, 1352714, 1844610, 2029071, 3381785, 4058142, 6763570, 10145355, 20290710]

約数ペア:

[(1, 20290710), (2, 10145355), (3, 6763570), (5, 4058142), (6, 3381785), (10, 2029071), (11, 1844610), (15, 1352714), (22, 922305), (30, 676357), (33, 614870), (55, 368922), (66, 307435), (110, 184461), (165, 122974), (330, 61487)]