4404140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1303}}^1$

素因数の和:1338

約数の個数: 36

約数和(自身を含む): 10022544

約数和(自身を除く): 5618404

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1303, 1690, 2606, 3380, 5212, 6515, 13030, 16939, 26060, 33878, 67756, 84695, 169390, 220207, 338780, 440414, 880828, 1101035, 2202070, 4404140]

約数ペア:

[(1, 4404140), (2, 2202070), (4, 1101035), (5, 880828), (10, 440414), (13, 338780), (20, 220207), (26, 169390), (52, 84695), (65, 67756), (130, 33878), (169, 26060), (260, 16939), (338, 13030), (676, 6515), (845, 5212), (1303, 3380), (1690, 2606)]