28043680

素因数分解:

$2^5\times 5^1\times 7^4\times {\mathrm{73}}^1$

素因数の和:116

約数の個数: 120

約数和(自身を含む): 78349572

約数和(自身を除く): 50305892

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 73, 80, 98, 112, 140, 146, 160, 196, 224, 245, 280, 292, 343, 365, 392, 490, 511, 560, 584, 686, 730, 784, 980, 1022, 1120, 1168, 1372, 1460, 1568, 1715, 1960, 2044, 2336, 2401, 2555, 2744, 2920, 3430, 3577, 3920, 4088, 4802, 5110, 5488, 5840, 6860, 7154, 7840, 8176, 9604, 10220, 10976, 11680, 12005, 13720, 14308, 16352, 17885, 19208, 20440, 24010, 25039, 27440, 28616, 35770, 38416, 40880, 48020, 50078, 54880, 57232, 71540, 76832, 81760, 96040, 100156, 114464, 125195, 143080, 175273, 192080, 200312, 250390, 286160, 350546, 384160, 400624, 500780, 572320, 701092, 801248, 876365, 1001560, 1402184, 1752730, 2003120, 2804368, 3505460, 4006240, 5608736, 7010920, 14021840, 28043680]

約数ペア:

[(1, 28043680), (2, 14021840), (4, 7010920), (5, 5608736), (7, 4006240), (8, 3505460), (10, 2804368), (14, 2003120), (16, 1752730), (20, 1402184), (28, 1001560), (32, 876365), (35, 801248), (40, 701092), (49, 572320), (56, 500780), (70, 400624), (73, 384160), (80, 350546), (98, 286160), (112, 250390), (140, 200312), (146, 192080), (160, 175273), (196, 143080), (224, 125195), (245, 114464), (280, 100156), (292, 96040), (343, 81760), (365, 76832), (392, 71540), (490, 57232), (511, 54880), (560, 50078), (584, 48020), (686, 40880), (730, 38416), (784, 35770), (980, 28616), (1022, 27440), (1120, 25039), (1168, 24010), (1372, 20440), (1460, 19208), (1568, 17885), (1715, 16352), (1960, 14308), (2044, 13720), (2336, 12005), (2401, 11680), (2555, 10976), (2744, 10220), (2920, 9604), (3430, 8176), (3577, 7840), (3920, 7154), (4088, 6860), (4802, 5840), (5110, 5488)]