39977680

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{21727}}^1$

素因数の和:21763

約数の個数: 40

約数和(自身を含む): 96993792

約数和(自身を除く): 57016112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 21727, 43454, 86908, 108635, 173816, 217270, 347632, 434540, 499721, 869080, 999442, 1738160, 1998884, 2498605, 3997768, 4997210, 7995536, 9994420, 19988840, 39977680]

約数ペア:

[(1, 39977680), (2, 19988840), (4, 9994420), (5, 7995536), (8, 4997210), (10, 3997768), (16, 2498605), (20, 1998884), (23, 1738160), (40, 999442), (46, 869080), (80, 499721), (92, 434540), (115, 347632), (184, 217270), (230, 173816), (368, 108635), (460, 86908), (920, 43454), (1840, 21727)]