89235220

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{32099}}^1$

素因数の和:32247

約数の個数: 24

約数和(自身を含む): 188748000

約数和(自身を除く): 99512780

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 32099, 64198, 128396, 160495, 320990, 641980, 4461761, 8923522, 17847044, 22308805, 44617610, 89235220]

約数ペア:

[(1, 89235220), (2, 44617610), (4, 22308805), (5, 17847044), (10, 8923522), (20, 4461761), (139, 641980), (278, 320990), (556, 160495), (695, 128396), (1390, 64198), (2780, 32099)]