283787240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{15731}}^1$

素因数の和:15794

約数の個数: 64

約数和(自身を含む): 713603520

約数和(自身を除く): 429816280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 110, 164, 205, 220, 328, 410, 440, 451, 820, 902, 1640, 1804, 2255, 3608, 4510, 9020, 15731, 18040, 31462, 62924, 78655, 125848, 157310, 173041, 314620, 346082, 629240, 644971, 692164, 865205, 1289942, 1384328, 1730410, 2579884, 3224855, 3460820, 5159768, 6449710, 6921640, 7094681, 12899420, 14189362, 25798840, 28378724, 35473405, 56757448, 70946810, 141893620, 283787240]

約数ペア:

[(1, 283787240), (2, 141893620), (4, 70946810), (5, 56757448), (8, 35473405), (10, 28378724), (11, 25798840), (20, 14189362), (22, 12899420), (40, 7094681), (41, 6921640), (44, 6449710), (55, 5159768), (82, 3460820), (88, 3224855), (110, 2579884), (164, 1730410), (205, 1384328), (220, 1289942), (328, 865205), (410, 692164), (440, 644971), (451, 629240), (820, 346082), (902, 314620), (1640, 173041), (1804, 157310), (2255, 125848), (3608, 78655), (4510, 62924), (9020, 31462), (15731, 18040)]