7188940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{797}}^1$

素因数の和:858

約数の個数: 48

約数和(自身を含む): 16892064

約数和(自身を除く): 9703124

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 410, 451, 797, 820, 902, 1594, 1804, 2255, 3188, 3985, 4510, 7970, 8767, 9020, 15940, 17534, 32677, 35068, 43835, 65354, 87670, 130708, 163385, 175340, 326770, 359447, 653540, 718894, 1437788, 1797235, 3594470, 7188940]

約数ペア:

[(1, 7188940), (2, 3594470), (4, 1797235), (5, 1437788), (10, 718894), (11, 653540), (20, 359447), (22, 326770), (41, 175340), (44, 163385), (55, 130708), (82, 87670), (110, 65354), (164, 43835), (205, 35068), (220, 32677), (410, 17534), (451, 15940), (797, 9020), (820, 8767), (902, 7970), (1594, 4510), (1804, 3985), (2255, 3188)]