20220971780

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{6785561}}^1$

素因数の和:6785719

約数の個数: 24

約数和(自身を含む): 42749040600

約数和(自身を除く): 22528068820

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 6785561, 13571122, 27142244, 33927805, 67855610, 135711220, 1011048589, 2022097178, 4044194356, 5055242945, 10110485890, 20220971780]

約数ペア:

[(1, 20220971780), (2, 10110485890), (4, 5055242945), (5, 4044194356), (10, 2022097178), (20, 1011048589), (149, 135711220), (298, 67855610), (596, 33927805), (745, 27142244), (1490, 13571122), (2980, 6785561)]