28959710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{2503}}^1$

素因数の和:2612

約数の個数: 32

約数和(自身を含む): 56790720

約数和(自身を除く): 27831010

約数列:

[1, 2, 5, 10, 13, 26, 65, 89, 130, 178, 445, 890, 1157, 2314, 2503, 5006, 5785, 11570, 12515, 25030, 32539, 65078, 162695, 222767, 325390, 445534, 1113835, 2227670, 2895971, 5791942, 14479855, 28959710]

約数ペア:

[(1, 28959710), (2, 14479855), (5, 5791942), (10, 2895971), (13, 2227670), (26, 1113835), (65, 445534), (89, 325390), (130, 222767), (178, 162695), (445, 65078), (890, 32539), (1157, 25030), (2314, 12515), (2503, 11570), (5006, 5785)]