42256940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{797}}^1$

素因数の和:1058

約数の個数: 48

約数和(自身を含む): 97330464

約数和(自身を除く): 55073524

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 241, 482, 797, 964, 1205, 1594, 2410, 2651, 3188, 3985, 4820, 5302, 7970, 8767, 10604, 13255, 15940, 17534, 26510, 35068, 43835, 53020, 87670, 175340, 192077, 384154, 768308, 960385, 1920770, 2112847, 3841540, 4225694, 8451388, 10564235, 21128470, 42256940]

約数ペア:

[(1, 42256940), (2, 21128470), (4, 10564235), (5, 8451388), (10, 4225694), (11, 3841540), (20, 2112847), (22, 1920770), (44, 960385), (55, 768308), (110, 384154), (220, 192077), (241, 175340), (482, 87670), (797, 53020), (964, 43835), (1205, 35068), (1594, 26510), (2410, 17534), (2651, 15940), (3188, 13255), (3985, 10604), (4820, 8767), (5302, 7970)]