40551280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{227}}^1$

素因数の和:287

約数の個数: 160

約数和(自身を含む): 122135040

約数和(自身を除く): 81583760

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 29, 35, 40, 44, 55, 56, 58, 70, 77, 80, 88, 110, 112, 116, 140, 145, 154, 176, 203, 220, 227, 232, 280, 290, 308, 319, 385, 406, 440, 454, 464, 560, 580, 616, 638, 770, 812, 880, 908, 1015, 1135, 1160, 1232, 1276, 1540, 1589, 1595, 1624, 1816, 2030, 2233, 2270, 2320, 2497, 2552, 3080, 3178, 3190, 3248, 3632, 4060, 4466, 4540, 4994, 5104, 6160, 6356, 6380, 6583, 7945, 8120, 8932, 9080, 9988, 11165, 12485, 12712, 12760, 13166, 15890, 16240, 17479, 17864, 18160, 19976, 22330, 24970, 25424, 25520, 26332, 31780, 32915, 34958, 35728, 39952, 44660, 46081, 49940, 52664, 63560, 65830, 69916, 72413, 87395, 89320, 92162, 99880, 105328, 127120, 131660, 139832, 144826, 174790, 178640, 184324, 199760, 230405, 263320, 279664, 289652, 349580, 362065, 368648, 460810, 506891, 526640, 579304, 699160, 724130, 737296, 921620, 1013782, 1158608, 1398320, 1448260, 1843240, 2027564, 2534455, 2896520, 3686480, 4055128, 5068910, 5793040, 8110256, 10137820, 20275640, 40551280]

約数ペア:

[(1, 40551280), (2, 20275640), (4, 10137820), (5, 8110256), (7, 5793040), (8, 5068910), (10, 4055128), (11, 3686480), (14, 2896520), (16, 2534455), (20, 2027564), (22, 1843240), (28, 1448260), (29, 1398320), (35, 1158608), (40, 1013782), (44, 921620), (55, 737296), (56, 724130), (58, 699160), (70, 579304), (77, 526640), (80, 506891), (88, 460810), (110, 368648), (112, 362065), (116, 349580), (140, 289652), (145, 279664), (154, 263320), (176, 230405), (203, 199760), (220, 184324), (227, 178640), (232, 174790), (280, 144826), (290, 139832), (308, 131660), (319, 127120), (385, 105328), (406, 99880), (440, 92162), (454, 89320), (464, 87395), (560, 72413), (580, 69916), (616, 65830), (638, 63560), (770, 52664), (812, 49940), (880, 46081), (908, 44660), (1015, 39952), (1135, 35728), (1160, 34958), (1232, 32915), (1276, 31780), (1540, 26332), (1589, 25520), (1595, 25424), (1624, 24970), (1816, 22330), (2030, 19976), (2233, 18160), (2270, 17864), (2320, 17479), (2497, 16240), (2552, 15890), (3080, 13166), (3178, 12760), (3190, 12712), (3248, 12485), (3632, 11165), (4060, 9988), (4466, 9080), (4540, 8932), (4994, 8120), (5104, 7945), (6160, 6583), (6356, 6380)]