7297180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{809}}^1$

素因数の和:870

約数の個数: 48

約数和(自身を含む): 17146080

約数和(自身を除く): 9848900

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 410, 451, 809, 820, 902, 1618, 1804, 2255, 3236, 4045, 4510, 8090, 8899, 9020, 16180, 17798, 33169, 35596, 44495, 66338, 88990, 132676, 165845, 177980, 331690, 364859, 663380, 729718, 1459436, 1824295, 3648590, 7297180]

約数ペア:

[(1, 7297180), (2, 3648590), (4, 1824295), (5, 1459436), (10, 729718), (11, 663380), (20, 364859), (22, 331690), (41, 177980), (44, 165845), (55, 132676), (82, 88990), (110, 66338), (164, 44495), (205, 35596), (220, 33169), (410, 17798), (451, 16180), (809, 9020), (820, 8899), (902, 8090), (1618, 4510), (1804, 4045), (2255, 3236)]