2902940

素因数分解:

$2^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{839}}^1$

素因数の和:1021

約数の個数: 24

約数和(自身を含む): 6138720

約数和(自身を除く): 3235780

約数列:

[1, 2, 4, 5, 10, 20, 173, 346, 692, 839, 865, 1678, 1730, 3356, 3460, 4195, 8390, 16780, 145147, 290294, 580588, 725735, 1451470, 2902940]

約数ペア:

[(1, 2902940), (2, 1451470), (4, 725735), (5, 580588), (10, 290294), (20, 145147), (173, 16780), (346, 8390), (692, 4195), (839, 3460), (865, 3356), (1678, 1730)]