1305985648

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{367}}^1\times {\mathrm{20219}}^1$

素因数の和:20605

約数の個数: 40

約数和(自身を含む): 2768037120

約数和(自身を除く): 1462051472

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 367, 734, 1468, 2936, 4037, 5872, 8074, 16148, 20219, 32296, 40438, 64592, 80876, 161752, 222409, 323504, 444818, 889636, 1779272, 3558544, 7420373, 14840746, 29681492, 59362984, 81624103, 118725968, 163248206, 326496412, 652992824, 1305985648]

約数ペア:

[(1, 1305985648), (2, 652992824), (4, 326496412), (8, 163248206), (11, 118725968), (16, 81624103), (22, 59362984), (44, 29681492), (88, 14840746), (176, 7420373), (367, 3558544), (734, 1779272), (1468, 889636), (2936, 444818), (4037, 323504), (5872, 222409), (8074, 161752), (16148, 80876), (20219, 64592), (32296, 40438)]