19530183040

素因数分解:

$2^7\times 5^1\times {\mathrm{1543}}^1\times {\mathrm{19777}}^1$

素因数の和:21339

約数の個数: 64

約数和(自身を含む): 46721964960

約数和(自身を除く): 27191781920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 1543, 3086, 6172, 7715, 12344, 15430, 19777, 24688, 30860, 39554, 49376, 61720, 79108, 98752, 98885, 123440, 158216, 197504, 197770, 246880, 316432, 395540, 493760, 632864, 791080, 987520, 1265728, 1582160, 2531456, 3164320, 6328640, 12657280, 30515911, 61031822, 122063644, 152579555, 244127288, 305159110, 488254576, 610318220, 976509152, 1220636440, 1953018304, 2441272880, 3906036608, 4882545760, 9765091520, 19530183040]

約数ペア:

[(1, 19530183040), (2, 9765091520), (4, 4882545760), (5, 3906036608), (8, 2441272880), (10, 1953018304), (16, 1220636440), (20, 976509152), (32, 610318220), (40, 488254576), (64, 305159110), (80, 244127288), (128, 152579555), (160, 122063644), (320, 61031822), (640, 30515911), (1543, 12657280), (3086, 6328640), (6172, 3164320), (7715, 2531456), (12344, 1582160), (15430, 1265728), (19777, 987520), (24688, 791080), (30860, 632864), (39554, 493760), (49376, 395540), (61720, 316432), (79108, 246880), (98752, 197770), (98885, 197504), (123440, 158216)]