40784260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{887}}^1$

素因数の和:937

約数の個数: 72

約数和(自身を含む): 99207360

約数和(自身を除く): 58423100

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 121, 190, 209, 220, 242, 380, 418, 484, 605, 836, 887, 1045, 1210, 1774, 2090, 2299, 2420, 3548, 4180, 4435, 4598, 8870, 9196, 9757, 11495, 16853, 17740, 19514, 22990, 33706, 39028, 45980, 48785, 67412, 84265, 97570, 107327, 168530, 185383, 195140, 214654, 337060, 370766, 429308, 536635, 741532, 926915, 1073270, 1853830, 2039213, 2146540, 3707660, 4078426, 8156852, 10196065, 20392130, 40784260]

約数ペア:

[(1, 40784260), (2, 20392130), (4, 10196065), (5, 8156852), (10, 4078426), (11, 3707660), (19, 2146540), (20, 2039213), (22, 1853830), (38, 1073270), (44, 926915), (55, 741532), (76, 536635), (95, 429308), (110, 370766), (121, 337060), (190, 214654), (209, 195140), (220, 185383), (242, 168530), (380, 107327), (418, 97570), (484, 84265), (605, 67412), (836, 48785), (887, 45980), (1045, 39028), (1210, 33706), (1774, 22990), (2090, 19514), (2299, 17740), (2420, 16853), (3548, 11495), (4180, 9757), (4435, 9196), (4598, 8870)]