6720235220

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{339749}}^1$

素因数の和:339824

約数の個数: 48

約数和(自身を含む): 15068592000

約数和(自身を除く): 8348356780

約数列:

[1, 2, 4, 5, 10, 20, 23, 43, 46, 86, 92, 115, 172, 215, 230, 430, 460, 860, 989, 1978, 3956, 4945, 9890, 19780, 339749, 679498, 1358996, 1698745, 3397490, 6794980, 7814227, 14609207, 15628454, 29218414, 31256908, 39071135, 58436828, 73046035, 78142270, 146092070, 156284540, 292184140, 336011761, 672023522, 1344047044, 1680058805, 3360117610, 6720235220]

約数ペア:

[(1, 6720235220), (2, 3360117610), (4, 1680058805), (5, 1344047044), (10, 672023522), (20, 336011761), (23, 292184140), (43, 156284540), (46, 146092070), (86, 78142270), (92, 73046035), (115, 58436828), (172, 39071135), (215, 31256908), (230, 29218414), (430, 15628454), (460, 14609207), (860, 7814227), (989, 6794980), (1978, 3397490), (3956, 1698745), (4945, 1358996), (9890, 679498), (19780, 339749)]