20160355280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19384957}}^1$

素因数の和:19384983

約数の個数: 40

約数和(自身を含む): 50478430632

約数和(自身を除く): 30318075352

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 19384957, 38769914, 77539828, 96924785, 155079656, 193849570, 252004441, 310159312, 387699140, 504008882, 775398280, 1008017764, 1260022205, 1550796560, 2016035528, 2520044410, 4032071056, 5040088820, 10080177640, 20160355280]

約数ペア:

[(1, 20160355280), (2, 10080177640), (4, 5040088820), (5, 4032071056), (8, 2520044410), (10, 2016035528), (13, 1550796560), (16, 1260022205), (20, 1008017764), (26, 775398280), (40, 504008882), (52, 387699140), (65, 310159312), (80, 252004441), (104, 193849570), (130, 155079656), (208, 96924785), (260, 77539828), (520, 38769914), (1040, 19384957)]