8897390

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1$

素因数の和:356

約数の個数: 32

約数和(自身を含む): 16662240

約数和(自身を除く): 7764850

約数列:

[1, 2, 5, 10, 37, 74, 139, 173, 185, 278, 346, 370, 695, 865, 1390, 1730, 5143, 6401, 10286, 12802, 24047, 25715, 32005, 48094, 51430, 64010, 120235, 240470, 889739, 1779478, 4448695, 8897390]

約数ペア:

[(1, 8897390), (2, 4448695), (5, 1779478), (10, 889739), (37, 240470), (74, 120235), (139, 64010), (173, 51430), (185, 48094), (278, 32005), (346, 25715), (370, 24047), (695, 12802), (865, 10286), (1390, 6401), (1730, 5143)]