1555270

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:240

約数の個数: 32

約数和(自身を含む): 3006720

約数和(自身を除く): 1451450

約数列:

[1, 2, 5, 10, 29, 31, 58, 62, 145, 155, 173, 290, 310, 346, 865, 899, 1730, 1798, 4495, 5017, 5363, 8990, 10034, 10726, 25085, 26815, 50170, 53630, 155527, 311054, 777635, 1555270]

約数ペア:

[(1, 1555270), (2, 777635), (5, 311054), (10, 155527), (29, 53630), (31, 50170), (58, 26815), (62, 25085), (145, 10726), (155, 10034), (173, 8990), (290, 5363), (310, 5017), (346, 4495), (865, 1798), (899, 1730)]