40429766

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{487}}^1$

素因数の和:636

約数の個数: 32

約数和(自身を含む): 68210688

約数和(自身を除く): 27780922

約数列:

[1, 2, 13, 26, 31, 62, 103, 206, 403, 487, 806, 974, 1339, 2678, 3193, 6331, 6386, 12662, 15097, 30194, 41509, 50161, 83018, 100322, 196261, 392522, 652093, 1304186, 1554991, 3109982, 20214883, 40429766]

約数ペア:

[(1, 40429766), (2, 20214883), (13, 3109982), (26, 1554991), (31, 1304186), (62, 652093), (103, 392522), (206, 196261), (403, 100322), (487, 83018), (806, 50161), (974, 41509), (1339, 30194), (2678, 15097), (3193, 12662), (6331, 6386)]