3430540

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3989}}^1$

素因数の和:4041

約数の個数: 24

約数和(自身を含む): 7373520

約数和(自身を除く): 3942980

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 3989, 7978, 15956, 19945, 39890, 79780, 171527, 343054, 686108, 857635, 1715270, 3430540]

約数ペア:

[(1, 3430540), (2, 1715270), (4, 857635), (5, 686108), (10, 343054), (20, 171527), (43, 79780), (86, 39890), (172, 19945), (215, 15956), (430, 7978), (860, 3989)]