4006240

素因数分解:

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

素因数の和:109

約数の個数: 96

約数和(自身を含む): 11188800

約数和(自身を除く): 7182560

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, 2555, 2744, 2920, 3430, 3577, 3920, 4088, 5110, 5488, 5840, 6860, 7154, 7840, 8176, 10220, 10976, 11680, 13720, 14308, 16352, 17885, 20440, 25039, 27440, 28616, 35770, 40880, 50078, 54880, 57232, 71540, 81760, 100156, 114464, 125195, 143080, 200312, 250390, 286160, 400624, 500780, 572320, 801248, 1001560, 2003120, 4006240]

約数ペア:

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