28982080

素因数分解:

$2^6\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^2$

素因数の和:152

約数の個数: 84

約数和(自身を含む): 72233028

約数和(自身を除く): 43250948

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 47, 64, 80, 82, 94, 160, 164, 188, 205, 235, 320, 328, 376, 410, 470, 656, 752, 820, 940, 1312, 1504, 1640, 1880, 1927, 2209, 2624, 3008, 3280, 3760, 3854, 4418, 6560, 7520, 7708, 8836, 9635, 11045, 13120, 15040, 15416, 17672, 19270, 22090, 30832, 35344, 38540, 44180, 61664, 70688, 77080, 88360, 90569, 123328, 141376, 154160, 176720, 181138, 308320, 353440, 362276, 452845, 616640, 706880, 724552, 905690, 1449104, 1811380, 2898208, 3622760, 5796416, 7245520, 14491040, 28982080]

約数ペア:

[(1, 28982080), (2, 14491040), (4, 7245520), (5, 5796416), (8, 3622760), (10, 2898208), (16, 1811380), (20, 1449104), (32, 905690), (40, 724552), (41, 706880), (47, 616640), (64, 452845), (80, 362276), (82, 353440), (94, 308320), (160, 181138), (164, 176720), (188, 154160), (205, 141376), (235, 123328), (320, 90569), (328, 88360), (376, 77080), (410, 70688), (470, 61664), (656, 44180), (752, 38540), (820, 35344), (940, 30832), (1312, 22090), (1504, 19270), (1640, 17672), (1880, 15416), (1927, 15040), (2209, 13120), (2624, 11045), (3008, 9635), (3280, 8836), (3760, 7708), (3854, 7520), (4418, 6560)]