28377660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{347}}^1$

素因数の和:435

約数の個数: 96

約数和(自身を含む): 84188160

約数和(自身を除く): 55810500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 47, 58, 60, 87, 94, 116, 141, 145, 174, 188, 235, 282, 290, 347, 348, 435, 470, 564, 580, 694, 705, 870, 940, 1041, 1363, 1388, 1410, 1735, 1740, 2082, 2726, 2820, 3470, 4089, 4164, 5205, 5452, 6815, 6940, 8178, 10063, 10410, 13630, 16309, 16356, 20126, 20445, 20820, 27260, 30189, 32618, 40252, 40890, 48927, 50315, 60378, 65236, 81545, 81780, 97854, 100630, 120756, 150945, 163090, 195708, 201260, 244635, 301890, 326180, 472961, 489270, 603780, 945922, 978540, 1418883, 1891844, 2364805, 2837766, 4729610, 5675532, 7094415, 9459220, 14188830, 28377660]

約数ペア:

[(1, 28377660), (2, 14188830), (3, 9459220), (4, 7094415), (5, 5675532), (6, 4729610), (10, 2837766), (12, 2364805), (15, 1891844), (20, 1418883), (29, 978540), (30, 945922), (47, 603780), (58, 489270), (60, 472961), (87, 326180), (94, 301890), (116, 244635), (141, 201260), (145, 195708), (174, 163090), (188, 150945), (235, 120756), (282, 100630), (290, 97854), (347, 81780), (348, 81545), (435, 65236), (470, 60378), (564, 50315), (580, 48927), (694, 40890), (705, 40252), (870, 32618), (940, 30189), (1041, 27260), (1363, 20820), (1388, 20445), (1410, 20126), (1735, 16356), (1740, 16309), (2082, 13630), (2726, 10410), (2820, 10063), (3470, 8178), (4089, 6940), (4164, 6815), (5205, 5452)]