27790180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{2141}}^1$

素因数の和:2220

約数の個数: 48

約数和(自身を含む): 64774080

約数和(自身を除く): 36983900

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 59, 110, 118, 220, 236, 295, 590, 649, 1180, 1298, 2141, 2596, 3245, 4282, 6490, 8564, 10705, 12980, 21410, 23551, 42820, 47102, 94204, 117755, 126319, 235510, 252638, 471020, 505276, 631595, 1263190, 1389509, 2526380, 2779018, 5558036, 6947545, 13895090, 27790180]

約数ペア:

[(1, 27790180), (2, 13895090), (4, 6947545), (5, 5558036), (10, 2779018), (11, 2526380), (20, 1389509), (22, 1263190), (44, 631595), (55, 505276), (59, 471020), (110, 252638), (118, 235510), (220, 126319), (236, 117755), (295, 94204), (590, 47102), (649, 42820), (1180, 23551), (1298, 21410), (2141, 12980), (2596, 10705), (3245, 8564), (4282, 6490)]