19227520

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2311}}^1$

素因数の和:2343

約数の個数: 64

約数和(自身を含む): 49523040

約数和(自身を除く): 30295520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 2311, 4160, 4622, 8320, 9244, 11555, 18488, 23110, 30043, 36976, 46220, 60086, 73952, 92440, 120172, 147904, 150215, 184880, 240344, 295808, 300430, 369760, 480688, 600860, 739520, 961376, 1201720, 1479040, 1922752, 2403440, 3845504, 4806880, 9613760, 19227520]

約数ペア:

[(1, 19227520), (2, 9613760), (4, 4806880), (5, 3845504), (8, 2403440), (10, 1922752), (13, 1479040), (16, 1201720), (20, 961376), (26, 739520), (32, 600860), (40, 480688), (52, 369760), (64, 300430), (65, 295808), (80, 240344), (104, 184880), (128, 150215), (130, 147904), (160, 120172), (208, 92440), (260, 73952), (320, 60086), (416, 46220), (520, 36976), (640, 30043), (832, 23110), (1040, 18488), (1664, 11555), (2080, 9244), (2311, 8320), (4160, 4622)]