26428220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1117}}^1$

素因数の和:1159

約数の個数: 72

約数和(自身を含む): 68743584

約数和(自身を除く): 42315364

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 169, 182, 260, 338, 364, 455, 676, 845, 910, 1117, 1183, 1690, 1820, 2234, 2366, 3380, 4468, 4732, 5585, 5915, 7819, 11170, 11830, 14521, 15638, 22340, 23660, 29042, 31276, 39095, 58084, 72605, 78190, 101647, 145210, 156380, 188773, 203294, 290420, 377546, 406588, 508235, 755092, 943865, 1016470, 1321411, 1887730, 2032940, 2642822, 3775460, 5285644, 6607055, 13214110, 26428220]

約数ペア:

[(1, 26428220), (2, 13214110), (4, 6607055), (5, 5285644), (7, 3775460), (10, 2642822), (13, 2032940), (14, 1887730), (20, 1321411), (26, 1016470), (28, 943865), (35, 755092), (52, 508235), (65, 406588), (70, 377546), (91, 290420), (130, 203294), (140, 188773), (169, 156380), (182, 145210), (260, 101647), (338, 78190), (364, 72605), (455, 58084), (676, 39095), (845, 31276), (910, 29042), (1117, 23660), (1183, 22340), (1690, 15638), (1820, 14521), (2234, 11830), (2366, 11170), (3380, 7819), (4468, 5915), (4732, 5585)]