27388960

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2411}}^1$

素因数の和:2497

約数の個数: 48

約数和(自身を含む): 65644992

約数和(自身を除く): 38256032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 284, 355, 568, 710, 1136, 1420, 2272, 2411, 2840, 4822, 5680, 9644, 11360, 12055, 19288, 24110, 38576, 48220, 77152, 96440, 171181, 192880, 342362, 385760, 684724, 855905, 1369448, 1711810, 2738896, 3423620, 5477792, 6847240, 13694480, 27388960]

約数ペア:

[(1, 27388960), (2, 13694480), (4, 6847240), (5, 5477792), (8, 3423620), (10, 2738896), (16, 1711810), (20, 1369448), (32, 855905), (40, 684724), (71, 385760), (80, 342362), (142, 192880), (160, 171181), (284, 96440), (355, 77152), (568, 48220), (710, 38576), (1136, 24110), (1420, 19288), (2272, 12055), (2411, 11360), (2840, 9644), (4822, 5680)]