2016145280

素因数分解:

$2^7\times 5^1\times {\mathrm{197}}^1\times {\mathrm{15991}}^1$

素因数の和:16207

約数の個数: 64

約数和(自身を含む): 4844616480

約数和(自身を除く): 2828471200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 197, 320, 394, 640, 788, 985, 1576, 1970, 3152, 3940, 6304, 7880, 12608, 15760, 15991, 25216, 31520, 31982, 63040, 63964, 79955, 126080, 127928, 159910, 255856, 319820, 511712, 639640, 1023424, 1279280, 2046848, 2558560, 3150227, 5117120, 6300454, 10234240, 12600908, 15751135, 25201816, 31502270, 50403632, 63004540, 100807264, 126009080, 201614528, 252018160, 403229056, 504036320, 1008072640, 2016145280]

約数ペア:

[(1, 2016145280), (2, 1008072640), (4, 504036320), (5, 403229056), (8, 252018160), (10, 201614528), (16, 126009080), (20, 100807264), (32, 63004540), (40, 50403632), (64, 31502270), (80, 25201816), (128, 15751135), (160, 12600908), (197, 10234240), (320, 6300454), (394, 5117120), (640, 3150227), (788, 2558560), (985, 2046848), (1576, 1279280), (1970, 1023424), (3152, 639640), (3940, 511712), (6304, 319820), (7880, 255856), (12608, 159910), (15760, 127928), (15991, 126080), (25216, 79955), (31520, 63964), (31982, 63040)]