42766520

素因数分解:

$2^3\times 5^1\times {\mathrm{947}}^1\times {\mathrm{1129}}^1$

素因数の和:2087

約数の個数: 32

約数和(自身を含む): 96411600

約数和(自身を除く): 53645080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 947, 1129, 1894, 2258, 3788, 4516, 4735, 5645, 7576, 9032, 9470, 11290, 18940, 22580, 37880, 45160, 1069163, 2138326, 4276652, 5345815, 8553304, 10691630, 21383260, 42766520]

約数ペア:

[(1, 42766520), (2, 21383260), (4, 10691630), (5, 8553304), (8, 5345815), (10, 4276652), (20, 2138326), (40, 1069163), (947, 45160), (1129, 37880), (1894, 22580), (2258, 18940), (3788, 11290), (4516, 9470), (4735, 9032), (5645, 7576)]