9894940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1097}}^1$

素因数の和:1158

約数の個数: 48

約数和(自身を含む): 23242464

約数和(自身を除く): 13347524

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 410, 451, 820, 902, 1097, 1804, 2194, 2255, 4388, 4510, 5485, 9020, 10970, 12067, 21940, 24134, 44977, 48268, 60335, 89954, 120670, 179908, 224885, 241340, 449770, 494747, 899540, 989494, 1978988, 2473735, 4947470, 9894940]

約数ペア:

[(1, 9894940), (2, 4947470), (4, 2473735), (5, 1978988), (10, 989494), (11, 899540), (20, 494747), (22, 449770), (41, 241340), (44, 224885), (55, 179908), (82, 120670), (110, 89954), (164, 60335), (205, 48268), (220, 44977), (410, 24134), (451, 21940), (820, 12067), (902, 10970), (1097, 9020), (1804, 5485), (2194, 4510), (2255, 4388)]