20731076960

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{11779021}}^1$

素因数の和:11779047

約数の個数: 48

約数和(自身を含む): 53429643792

約数和(自身を除く): 32698566832

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 11779021, 23558042, 47116084, 58895105, 94232168, 117790210, 129569231, 188464336, 235580420, 259138462, 376928672, 471160840, 518276924, 647846155, 942321680, 1036553848, 1295692310, 1884643360, 2073107696, 2591384620, 4146215392, 5182769240, 10365538480, 20731076960]

約数ペア:

[(1, 20731076960), (2, 10365538480), (4, 5182769240), (5, 4146215392), (8, 2591384620), (10, 2073107696), (11, 1884643360), (16, 1295692310), (20, 1036553848), (22, 942321680), (32, 647846155), (40, 518276924), (44, 471160840), (55, 376928672), (80, 259138462), (88, 235580420), (110, 188464336), (160, 129569231), (176, 117790210), (220, 94232168), (352, 58895105), (440, 47116084), (880, 23558042), (1760, 11779021)]