17946320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{439}}^1$

素因数の和:532

約数の個数: 80

約数和(自身を含む): 48449280

約数和(自身を除く): 30502960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 73, 80, 112, 140, 146, 280, 292, 365, 439, 511, 560, 584, 730, 878, 1022, 1168, 1460, 1756, 2044, 2195, 2555, 2920, 3073, 3512, 4088, 4390, 5110, 5840, 6146, 7024, 8176, 8780, 10220, 12292, 15365, 17560, 20440, 24584, 30730, 32047, 35120, 40880, 49168, 61460, 64094, 122920, 128188, 160235, 224329, 245840, 256376, 320470, 448658, 512752, 640940, 897316, 1121645, 1281880, 1794632, 2243290, 2563760, 3589264, 4486580, 8973160, 17946320]

約数ペア:

[(1, 17946320), (2, 8973160), (4, 4486580), (5, 3589264), (7, 2563760), (8, 2243290), (10, 1794632), (14, 1281880), (16, 1121645), (20, 897316), (28, 640940), (35, 512752), (40, 448658), (56, 320470), (70, 256376), (73, 245840), (80, 224329), (112, 160235), (140, 128188), (146, 122920), (280, 64094), (292, 61460), (365, 49168), (439, 40880), (511, 35120), (560, 32047), (584, 30730), (730, 24584), (878, 20440), (1022, 17560), (1168, 15365), (1460, 12292), (1756, 10220), (2044, 8780), (2195, 8176), (2555, 7024), (2920, 6146), (3073, 5840), (3512, 5110), (4088, 4390)]