7086820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{281}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 16249968

約数和(自身を除く): 9163148

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 97, 130, 194, 260, 281, 388, 485, 562, 970, 1124, 1261, 1405, 1940, 2522, 2810, 3653, 5044, 5620, 6305, 7306, 12610, 14612, 18265, 25220, 27257, 36530, 54514, 73060, 109028, 136285, 272570, 354341, 545140, 708682, 1417364, 1771705, 3543410, 7086820]

約数ペア:

[(1, 7086820), (2, 3543410), (4, 1771705), (5, 1417364), (10, 708682), (13, 545140), (20, 354341), (26, 272570), (52, 136285), (65, 109028), (97, 73060), (130, 54514), (194, 36530), (260, 27257), (281, 25220), (388, 18265), (485, 14612), (562, 12610), (970, 7306), (1124, 6305), (1261, 5620), (1405, 5044), (1940, 3653), (2522, 2810)]