8941940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2777}}^1$

素因数の和:2816

約数の個数: 48

約数和(自身を含む): 22401792

約数和(自身を除く): 13459852

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 2777, 3220, 5554, 11108, 13885, 19439, 27770, 38878, 55540, 63871, 77756, 97195, 127742, 194390, 255484, 319355, 388780, 447097, 638710, 894194, 1277420, 1788388, 2235485, 4470970, 8941940]

約数ペア:

[(1, 8941940), (2, 4470970), (4, 2235485), (5, 1788388), (7, 1277420), (10, 894194), (14, 638710), (20, 447097), (23, 388780), (28, 319355), (35, 255484), (46, 194390), (70, 127742), (92, 97195), (115, 77756), (140, 63871), (161, 55540), (230, 38878), (322, 27770), (460, 19439), (644, 13885), (805, 11108), (1610, 5554), (2777, 3220)]