9538540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{227}}^1$

素因数の和:438

約数の個数: 48

約数和(自身を含む): 22063104

約数和(自身を除く): 12524564

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 191, 220, 227, 382, 454, 764, 908, 955, 1135, 1910, 2101, 2270, 2497, 3820, 4202, 4540, 4994, 8404, 9988, 10505, 12485, 21010, 24970, 42020, 43357, 49940, 86714, 173428, 216785, 433570, 476927, 867140, 953854, 1907708, 2384635, 4769270, 9538540]

約数ペア:

[(1, 9538540), (2, 4769270), (4, 2384635), (5, 1907708), (10, 953854), (11, 867140), (20, 476927), (22, 433570), (44, 216785), (55, 173428), (110, 86714), (191, 49940), (220, 43357), (227, 42020), (382, 24970), (454, 21010), (764, 12485), (908, 10505), (955, 9988), (1135, 8404), (1910, 4994), (2101, 4540), (2270, 4202), (2497, 3820)]