40289375980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{3942209}}^1$

素因数の和:3942298

約数の個数: 48

約数和(自身を含む): 98019109440

約数和(自身を除く): 57729733460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 292, 365, 511, 730, 1022, 1460, 2044, 2555, 5110, 10220, 3942209, 7884418, 15768836, 19711045, 27595463, 39422090, 55190926, 78844180, 110381852, 137977315, 275954630, 287781257, 551909260, 575562514, 1151125028, 1438906285, 2014468799, 2877812570, 4028937598, 5755625140, 8057875196, 10072343995, 20144687990, 40289375980]

約数ペア:

[(1, 40289375980), (2, 20144687990), (4, 10072343995), (5, 8057875196), (7, 5755625140), (10, 4028937598), (14, 2877812570), (20, 2014468799), (28, 1438906285), (35, 1151125028), (70, 575562514), (73, 551909260), (140, 287781257), (146, 275954630), (292, 137977315), (365, 110381852), (511, 78844180), (730, 55190926), (1022, 39422090), (1460, 27595463), (2044, 19711045), (2555, 15768836), (5110, 7884418), (10220, 3942209)]