9439540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{401}}^1$

素因数の和:528

約数の個数: 48

約数和(自身を含む): 21881664

約数和(自身を除く): 12442124

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 107, 110, 214, 220, 401, 428, 535, 802, 1070, 1177, 1604, 2005, 2140, 2354, 4010, 4411, 4708, 5885, 8020, 8822, 11770, 17644, 22055, 23540, 42907, 44110, 85814, 88220, 171628, 214535, 429070, 471977, 858140, 943954, 1887908, 2359885, 4719770, 9439540]

約数ペア:

[(1, 9439540), (2, 4719770), (4, 2359885), (5, 1887908), (10, 943954), (11, 858140), (20, 471977), (22, 429070), (44, 214535), (55, 171628), (107, 88220), (110, 85814), (214, 44110), (220, 42907), (401, 23540), (428, 22055), (535, 17644), (802, 11770), (1070, 8822), (1177, 8020), (1604, 5885), (2005, 4708), (2140, 4411), (2354, 4010)]