9770020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{709}}^1$

素因数の和:784

約数の個数: 48

約数和(自身を含む): 22543920

約数和(自身を除く): 12773900

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 260, 265, 530, 689, 709, 1060, 1378, 1418, 2756, 2836, 3445, 3545, 6890, 7090, 9217, 13780, 14180, 18434, 36868, 37577, 46085, 75154, 92170, 150308, 184340, 187885, 375770, 488501, 751540, 977002, 1954004, 2442505, 4885010, 9770020]

約数ペア:

[(1, 9770020), (2, 4885010), (4, 2442505), (5, 1954004), (10, 977002), (13, 751540), (20, 488501), (26, 375770), (52, 187885), (53, 184340), (65, 150308), (106, 92170), (130, 75154), (212, 46085), (260, 37577), (265, 36868), (530, 18434), (689, 14180), (709, 13780), (1060, 9217), (1378, 7090), (1418, 6890), (2756, 3545), (2836, 3445)]