207333940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{25471}}^1$

素因数の和:25528

約数の個数: 48

約数和(自身を含む): 487839744

約数和(自身を除く): 280505804

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 148, 185, 220, 370, 407, 740, 814, 1628, 2035, 4070, 8140, 25471, 50942, 101884, 127355, 254710, 280181, 509420, 560362, 942427, 1120724, 1400905, 1884854, 2801810, 3769708, 4712135, 5603620, 9424270, 10366697, 18848540, 20733394, 41466788, 51833485, 103666970, 207333940]

約数ペア:

[(1, 207333940), (2, 103666970), (4, 51833485), (5, 41466788), (10, 20733394), (11, 18848540), (20, 10366697), (22, 9424270), (37, 5603620), (44, 4712135), (55, 3769708), (74, 2801810), (110, 1884854), (148, 1400905), (185, 1120724), (220, 942427), (370, 560362), (407, 509420), (740, 280181), (814, 254710), (1628, 127355), (2035, 101884), (4070, 50942), (8140, 25471)]