20685714730

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{811}}^1\times {\mathrm{54269}}^1$

素因数の和:55134

約数の個数: 32

約数和(自身を含む): 38074095360

約数和(自身を除く): 17388380630

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 811, 1622, 4055, 8110, 38117, 54269, 76234, 108538, 190585, 271345, 381170, 542690, 2550643, 5101286, 12753215, 25506430, 44012159, 88024318, 220060795, 440121590, 2068571473, 4137142946, 10342857365, 20685714730]

約数ペア:

[(1, 20685714730), (2, 10342857365), (5, 4137142946), (10, 2068571473), (47, 440121590), (94, 220060795), (235, 88024318), (470, 44012159), (811, 25506430), (1622, 12753215), (4055, 5101286), (8110, 2550643), (38117, 542690), (54269, 381170), (76234, 271345), (108538, 190585)]