19099040

素因数分解:

$2^5\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1511}}^1$

素因数の和:1605

約数の個数: 48

約数和(自身を含む): 45722880

約数和(自身を除く): 26623840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 79, 80, 158, 160, 316, 395, 632, 790, 1264, 1511, 1580, 2528, 3022, 3160, 6044, 6320, 7555, 12088, 12640, 15110, 24176, 30220, 48352, 60440, 119369, 120880, 238738, 241760, 477476, 596845, 954952, 1193690, 1909904, 2387380, 3819808, 4774760, 9549520, 19099040]

約数ペア:

[(1, 19099040), (2, 9549520), (4, 4774760), (5, 3819808), (8, 2387380), (10, 1909904), (16, 1193690), (20, 954952), (32, 596845), (40, 477476), (79, 241760), (80, 238738), (158, 120880), (160, 119369), (316, 60440), (395, 48352), (632, 30220), (790, 24176), (1264, 15110), (1511, 12640), (1580, 12088), (2528, 7555), (3022, 6320), (3160, 6044)]