19244240

素因数分解:

$2^4\times 5^1\times {\mathrm{293}}^1\times {\mathrm{821}}^1$

素因数の和:1127

約数の個数: 40

約数和(自身を含む): 44950248

約数和(自身を除く): 25706008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 293, 586, 821, 1172, 1465, 1642, 2344, 2930, 3284, 4105, 4688, 5860, 6568, 8210, 11720, 13136, 16420, 23440, 32840, 65680, 240553, 481106, 962212, 1202765, 1924424, 2405530, 3848848, 4811060, 9622120, 19244240]

約数ペア:

[(1, 19244240), (2, 9622120), (4, 4811060), (5, 3848848), (8, 2405530), (10, 1924424), (16, 1202765), (20, 962212), (40, 481106), (80, 240553), (293, 65680), (586, 32840), (821, 23440), (1172, 16420), (1465, 13136), (1642, 11720), (2344, 8210), (2930, 6568), (3284, 5860), (4105, 4688)]