11969540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1327}}^1$

素因数の和:1388

約数の個数: 48

約数和(自身を含む): 28111104

約数和(自身を除く): 16141564

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 410, 451, 820, 902, 1327, 1804, 2255, 2654, 4510, 5308, 6635, 9020, 13270, 14597, 26540, 29194, 54407, 58388, 72985, 108814, 145970, 217628, 272035, 291940, 544070, 598477, 1088140, 1196954, 2393908, 2992385, 5984770, 11969540]

約数ペア:

[(1, 11969540), (2, 5984770), (4, 2992385), (5, 2393908), (10, 1196954), (11, 1088140), (20, 598477), (22, 544070), (41, 291940), (44, 272035), (55, 217628), (82, 145970), (110, 108814), (164, 72985), (205, 58388), (220, 54407), (410, 29194), (451, 26540), (820, 14597), (902, 13270), (1327, 9020), (1804, 6635), (2255, 5308), (2654, 4510)]