40388816

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{701}}^1$

素因数の和:999

約数の個数: 40

約数和(自身を含む): 84697704

約数和(自身を除く): 44308888

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 277, 554, 701, 1108, 1402, 2216, 2804, 3601, 4432, 5608, 7202, 9113, 11216, 14404, 18226, 28808, 36452, 57616, 72904, 145808, 194177, 388354, 776708, 1553416, 2524301, 3106832, 5048602, 10097204, 20194408, 40388816]

約数ペア:

[(1, 40388816), (2, 20194408), (4, 10097204), (8, 5048602), (13, 3106832), (16, 2524301), (26, 1553416), (52, 776708), (104, 388354), (208, 194177), (277, 145808), (554, 72904), (701, 57616), (1108, 36452), (1402, 28808), (2216, 18226), (2804, 14404), (3601, 11216), (4432, 9113), (5608, 7202)]