2531720

素因数分解:

$2^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{379}}^1$

素因数の和:557

約数の個数: 32

約数和(自身を含む): 5745600

約数和(自身を除く): 3213880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 167, 334, 379, 668, 758, 835, 1336, 1516, 1670, 1895, 3032, 3340, 3790, 6680, 7580, 15160, 63293, 126586, 253172, 316465, 506344, 632930, 1265860, 2531720]

約数ペア:

[(1, 2531720), (2, 1265860), (4, 632930), (5, 506344), (8, 316465), (10, 253172), (20, 126586), (40, 63293), (167, 15160), (334, 7580), (379, 6680), (668, 3790), (758, 3340), (835, 3032), (1336, 1895), (1516, 1670)]