10720755

素因数分解:

$3^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{257}}^1$

素因数の和:377

約数の個数: 40

約数和(自身を含む): 19480032

約数和(自身を除く): 8759277

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 103, 135, 257, 309, 405, 515, 771, 927, 1285, 1545, 2313, 2781, 3855, 4635, 6939, 8343, 11565, 13905, 20817, 26471, 34695, 41715, 79413, 104085, 132355, 238239, 397065, 714717, 1191195, 2144151, 3573585, 10720755]

約数ペア:

[(1, 10720755), (3, 3573585), (5, 2144151), (9, 1191195), (15, 714717), (27, 397065), (45, 238239), (81, 132355), (103, 104085), (135, 79413), (257, 41715), (309, 34695), (405, 26471), (515, 20817), (771, 13905), (927, 11565), (1285, 8343), (1545, 6939), (2313, 4635), (2781, 3855)]