20736052050

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{19748621}}^1$

素因数の和:19748643

約数の個数: 48

約数和(自身を含む): 58771899072

約数和(自身を除く): 38035847022

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 75, 105, 150, 175, 210, 350, 525, 1050, 19748621, 39497242, 59245863, 98743105, 118491726, 138240347, 197486210, 276480694, 296229315, 414721041, 493715525, 592458630, 691201735, 829442082, 987431050, 1382403470, 1481146575, 2073605205, 2962293150, 3456008675, 4147210410, 6912017350, 10368026025, 20736052050]

約数ペア:

[(1, 20736052050), (2, 10368026025), (3, 6912017350), (5, 4147210410), (6, 3456008675), (7, 2962293150), (10, 2073605205), (14, 1481146575), (15, 1382403470), (21, 987431050), (25, 829442082), (30, 691201735), (35, 592458630), (42, 493715525), (50, 414721041), (70, 296229315), (75, 276480694), (105, 197486210), (150, 138240347), (175, 118491726), (210, 98743105), (350, 59245863), (525, 39497242), (1050, 19748621)]