40356778

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{967}}^1$

素因数の和:1258

約数の個数: 32

約数和(自身を含む): 75829248

約数和(自身を除く): 35472470

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 271, 542, 967, 1897, 1934, 2981, 3794, 5962, 6769, 10637, 13538, 20867, 21274, 41734, 74459, 148918, 262057, 524114, 1834399, 2882627, 3668798, 5765254, 20178389, 40356778]

約数ペア:

[(1, 40356778), (2, 20178389), (7, 5765254), (11, 3668798), (14, 2882627), (22, 1834399), (77, 524114), (154, 262057), (271, 148918), (542, 74459), (967, 41734), (1897, 21274), (1934, 20867), (2981, 13538), (3794, 10637), (5962, 6769)]