28824580

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{383}}^1$

素因数の和:516

約数の個数: 48

約数和(自身を含む): 62705664

約数和(自身を除く): 33881084

約数列:

[1, 2, 4, 5, 10, 20, 53, 71, 106, 142, 212, 265, 284, 355, 383, 530, 710, 766, 1060, 1420, 1532, 1915, 3763, 3830, 7526, 7660, 15052, 18815, 20299, 27193, 37630, 40598, 54386, 75260, 81196, 101495, 108772, 135965, 202990, 271930, 405980, 543860, 1441229, 2882458, 5764916, 7206145, 14412290, 28824580]

約数ペア:

[(1, 28824580), (2, 14412290), (4, 7206145), (5, 5764916), (10, 2882458), (20, 1441229), (53, 543860), (71, 405980), (106, 271930), (142, 202990), (212, 135965), (265, 108772), (284, 101495), (355, 81196), (383, 75260), (530, 54386), (710, 40598), (766, 37630), (1060, 27193), (1420, 20299), (1532, 18815), (1915, 15052), (3763, 7660), (3830, 7526)]