26215220

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{13513}}^1$

素因数の和:13619

約数の個数: 24

約数和(自身を含む): 55623624

約数和(自身を除く): 29408404

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 13513, 27026, 54052, 67565, 135130, 270260, 1310761, 2621522, 5243044, 6553805, 13107610, 26215220]

約数ペア:

[(1, 26215220), (2, 13107610), (4, 6553805), (5, 5243044), (10, 2621522), (20, 1310761), (97, 270260), (194, 135130), (388, 67565), (485, 54052), (970, 27026), (1940, 13513)]