17920160

素因数分解:

$2^5\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2383}}^1$

素因数の和:2445

約数の個数: 48

約数和(自身を含む): 43255296

約数和(自身を除く): 25335136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 80, 94, 160, 188, 235, 376, 470, 752, 940, 1504, 1880, 2383, 3760, 4766, 7520, 9532, 11915, 19064, 23830, 38128, 47660, 76256, 95320, 112001, 190640, 224002, 381280, 448004, 560005, 896008, 1120010, 1792016, 2240020, 3584032, 4480040, 8960080, 17920160]

約数ペア:

[(1, 17920160), (2, 8960080), (4, 4480040), (5, 3584032), (8, 2240020), (10, 1792016), (16, 1120010), (20, 896008), (32, 560005), (40, 448004), (47, 381280), (80, 224002), (94, 190640), (160, 112001), (188, 95320), (235, 76256), (376, 47660), (470, 38128), (752, 23830), (940, 19064), (1504, 11915), (1880, 9532), (2383, 7520), (3760, 4766)]