2902840

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2341}}^1$

素因数の和:2383

約数の個数: 32

約数和(自身を含む): 6744960

約数和(自身を除く): 3842120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 2341, 4682, 9364, 11705, 18728, 23410, 46820, 72571, 93640, 145142, 290284, 362855, 580568, 725710, 1451420, 2902840]

約数ペア:

[(1, 2902840), (2, 1451420), (4, 725710), (5, 580568), (8, 362855), (10, 290284), (20, 145142), (31, 93640), (40, 72571), (62, 46820), (124, 23410), (155, 18728), (248, 11705), (310, 9364), (620, 4682), (1240, 2341)]