67780240

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{77023}}^1$

素因数の和:77047

約数の個数: 40

約数和(自身を含む): 171917568

約数和(自身を除く): 104137328

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 77023, 154046, 308092, 385115, 616184, 770230, 847253, 1232368, 1540460, 1694506, 3080920, 3389012, 4236265, 6161840, 6778024, 8472530, 13556048, 16945060, 33890120, 67780240]

約数ペア:

[(1, 67780240), (2, 33890120), (4, 16945060), (5, 13556048), (8, 8472530), (10, 6778024), (11, 6161840), (16, 4236265), (20, 3389012), (22, 3080920), (40, 1694506), (44, 1540460), (55, 1232368), (80, 847253), (88, 770230), (110, 616184), (176, 385115), (220, 308092), (440, 154046), (880, 77023)]