20031200

素因数分解:

$2^5\times 5^2\times 7^3\times {\mathrm{73}}^1$

素因数の和:114

約数の個数: 144

約数和(自身を含む): 57808800

約数和(自身を除く): 37777600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 70, 73, 80, 98, 100, 112, 140, 146, 160, 175, 196, 200, 224, 245, 280, 292, 343, 350, 365, 392, 400, 490, 511, 560, 584, 686, 700, 730, 784, 800, 980, 1022, 1120, 1168, 1225, 1372, 1400, 1460, 1568, 1715, 1825, 1960, 2044, 2336, 2450, 2555, 2744, 2800, 2920, 3430, 3577, 3650, 3920, 4088, 4900, 5110, 5488, 5600, 5840, 6860, 7154, 7300, 7840, 8176, 8575, 9800, 10220, 10976, 11680, 12775, 13720, 14308, 14600, 16352, 17150, 17885, 19600, 20440, 25039, 25550, 27440, 28616, 29200, 34300, 35770, 39200, 40880, 50078, 51100, 54880, 57232, 58400, 68600, 71540, 81760, 89425, 100156, 102200, 114464, 125195, 137200, 143080, 178850, 200312, 204400, 250390, 274400, 286160, 357700, 400624, 408800, 500780, 572320, 625975, 715400, 801248, 1001560, 1251950, 1430800, 2003120, 2503900, 2861600, 4006240, 5007800, 10015600, 20031200]

約数ペア:

[(1, 20031200), (2, 10015600), (4, 5007800), (5, 4006240), (7, 2861600), (8, 2503900), (10, 2003120), (14, 1430800), (16, 1251950), (20, 1001560), (25, 801248), (28, 715400), (32, 625975), (35, 572320), (40, 500780), (49, 408800), (50, 400624), (56, 357700), (70, 286160), (73, 274400), (80, 250390), (98, 204400), (100, 200312), (112, 178850), (140, 143080), (146, 137200), (160, 125195), (175, 114464), (196, 102200), (200, 100156), (224, 89425), (245, 81760), (280, 71540), (292, 68600), (343, 58400), (350, 57232), (365, 54880), (392, 51100), (400, 50078), (490, 40880), (511, 39200), (560, 35770), (584, 34300), (686, 29200), (700, 28616), (730, 27440), (784, 25550), (800, 25039), (980, 20440), (1022, 19600), (1120, 17885), (1168, 17150), (1225, 16352), (1372, 14600), (1400, 14308), (1460, 13720), (1568, 12775), (1715, 11680), (1825, 10976), (1960, 10220), (2044, 9800), (2336, 8575), (2450, 8176), (2555, 7840), (2744, 7300), (2800, 7154), (2920, 6860), (3430, 5840), (3577, 5600), (3650, 5488), (3920, 5110), (4088, 4900)]