122855720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{236261}}^1$

素因数の和:236285

約数の個数: 32

約数和(自身を含む): 297690120

約数和(自身を除く): 174834400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 236261, 472522, 945044, 1181305, 1890088, 2362610, 3071393, 4725220, 6142786, 9450440, 12285572, 15356965, 24571144, 30713930, 61427860, 122855720]

約数ペア:

[(1, 122855720), (2, 61427860), (4, 30713930), (5, 24571144), (8, 15356965), (10, 12285572), (13, 9450440), (20, 6142786), (26, 4725220), (40, 3071393), (52, 2362610), (65, 1890088), (104, 1181305), (130, 945044), (260, 472522), (520, 236261)]