1654120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3181}}^1$

素因数の和:3205

約数の個数: 32

約数和(自身を含む): 4009320

約数和(自身を除く): 2355200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 3181, 6362, 12724, 15905, 25448, 31810, 41353, 63620, 82706, 127240, 165412, 206765, 330824, 413530, 827060, 1654120]

約数ペア:

[(1, 1654120), (2, 827060), (4, 413530), (5, 330824), (8, 206765), (10, 165412), (13, 127240), (20, 82706), (26, 63620), (40, 41353), (52, 31810), (65, 25448), (104, 15905), (130, 12724), (260, 6362), (520, 3181)]