2478654310

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{20101}}^1$

素因数の和:20197

約数の個数: 64

約数和(自身を含む): 5210438400

約数和(自身を除く): 2731784090

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 59, 95, 110, 118, 190, 209, 295, 418, 590, 649, 1045, 1121, 1298, 2090, 2242, 3245, 5605, 6490, 11210, 12331, 20101, 24662, 40202, 61655, 100505, 123310, 201010, 221111, 381919, 442222, 763838, 1105555, 1185959, 1909595, 2211110, 2371918, 3819190, 4201109, 5929795, 8402218, 11859590, 13045549, 21005545, 22533221, 26091098, 42011090, 45066442, 65227745, 112666105, 130455490, 225332210, 247865431, 495730862, 1239327155, 2478654310]

約数ペア:

[(1, 2478654310), (2, 1239327155), (5, 495730862), (10, 247865431), (11, 225332210), (19, 130455490), (22, 112666105), (38, 65227745), (55, 45066442), (59, 42011090), (95, 26091098), (110, 22533221), (118, 21005545), (190, 13045549), (209, 11859590), (295, 8402218), (418, 5929795), (590, 4201109), (649, 3819190), (1045, 2371918), (1121, 2211110), (1298, 1909595), (2090, 1185959), (2242, 1105555), (3245, 763838), (5605, 442222), (6490, 381919), (11210, 221111), (12331, 201010), (20101, 123310), (24662, 100505), (40202, 61655)]