12571520

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1511}}^1$

素因数の和:1543

約数の個数: 64

約数和(自身を含む): 32387040

約数和(自身を除く): 19815520

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, 1511, 1664, 2080, 3022, 4160, 6044, 7555, 8320, 12088, 15110, 19643, 24176, 30220, 39286, 48352, 60440, 78572, 96704, 98215, 120880, 157144, 193408, 196430, 241760, 314288, 392860, 483520, 628576, 785720, 967040, 1257152, 1571440, 2514304, 3142880, 6285760, 12571520]

約数ペア:

[(1, 12571520), (2, 6285760), (4, 3142880), (5, 2514304), (8, 1571440), (10, 1257152), (13, 967040), (16, 785720), (20, 628576), (26, 483520), (32, 392860), (40, 314288), (52, 241760), (64, 196430), (65, 193408), (80, 157144), (104, 120880), (128, 98215), (130, 96704), (160, 78572), (208, 60440), (260, 48352), (320, 39286), (416, 30220), (520, 24176), (640, 19643), (832, 15110), (1040, 12088), (1511, 8320), (1664, 7555), (2080, 6044), (3022, 4160)]