214660940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{569}}^1\times {\mathrm{1451}}^1$

素因数の和:2042

約数の個数: 48

約数和(自身を含む): 486652320

約数和(自身を除く): 271991380

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 569, 1138, 1451, 2276, 2845, 2902, 5690, 5804, 7255, 7397, 11380, 14510, 14794, 18863, 29020, 29588, 36985, 37726, 73970, 75452, 94315, 147940, 188630, 377260, 825619, 1651238, 3302476, 4128095, 8256190, 10733047, 16512380, 21466094, 42932188, 53665235, 107330470, 214660940]

約数ペア:

[(1, 214660940), (2, 107330470), (4, 53665235), (5, 42932188), (10, 21466094), (13, 16512380), (20, 10733047), (26, 8256190), (52, 4128095), (65, 3302476), (130, 1651238), (260, 825619), (569, 377260), (1138, 188630), (1451, 147940), (2276, 94315), (2845, 75452), (2902, 73970), (5690, 37726), (5804, 36985), (7255, 29588), (7397, 29020), (11380, 18863), (14510, 14794)]