40264120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{77431}}^1$

素因数の和:77455

約数の個数: 32

約数和(自身を含む): 97564320

約数和(自身を除く): 57300200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 77431, 154862, 309724, 387155, 619448, 774310, 1006603, 1548620, 2013206, 3097240, 4026412, 5033015, 8052824, 10066030, 20132060, 40264120]

約数ペア:

[(1, 40264120), (2, 20132060), (4, 10066030), (5, 8052824), (8, 5033015), (10, 4026412), (13, 3097240), (20, 2013206), (26, 1548620), (40, 1006603), (52, 774310), (65, 619448), (104, 387155), (130, 309724), (260, 154862), (520, 77431)]